文档内容
一年级 以内的加减法
10
5+4= 10-5= 4+6= 1+5= 2+3=
7-2= 1+9= 3-2= 2+1= 5-4=
3-3= 10-9= 7-5= 3-1= 1+4=
8-1= 1+8= 4+3= 3+5= 9+1=
2-1= 3+3= 10-7= 3+6= 7+2=
7-1= 9-4= 1+2= 4+4= 6-6=
10-1= 6-3= 5-1= 5+3= 6-1=
3+2= 8-2= 5-2= 1+7= 8-5=
3+4= 8-8= 4+5= 6+4= 5-5=
6-5= 5+2= 10-3= 1+3= 7-3=
5-3= 10-10= 3+1= 6+3= 1-1=
10-2= 9-2= 9-5= 2+5= 9-6=
6+2= 2+7= 4-3= 9-9= 8-6=
8+2= 8-7= 5+5= 1+6= 4-2=
7-6= 10-6= 10-4= 6-2= 4+1=
9-8= 2+8= 7+3= 9-1= 9-3=
7-7= 2+2= 2+6= 6-4= 8-4=
4-1= 8+1= 7-4= 3+7= 2+4=
5+1= 10-8= 2-2= 4+2= 4-4=
9-7= 6+1= 8-3= 7+1= 1+1=
-1-一年级 以内的加减法
10
5+4= 10-5= 4+6= 1+5= 2+3=
7-2= 1+9= 3-2= 2+1= 5-4=
3-3= 10-9= 7-5= 3-1= 1+4=
8-1= 1+8= 4+3= 3+5= 9+1=
2-1= 3+3= 10-7= 3+6= 7+2=
7-1= 9-4= 1+2= 4+4= 6-6=
10-1= 6-3= 5-1= 5+3= 6-1=
3+2= 8-2= 5-2= 1+7= 8-5=
3+4= 8-8= 4+5= 6+4= 5-5=
6-5= 5+2= 10-3= 1+3= 7-3=
5-3= 10-10= 3+1= 6+3= 1-1=
10-2= 9-2= 9-5= 2+5= 9-6=
6+2= 2+7= 4-3= 9-9= 8-6=
8+2= 8-7= 5+5= 1+6= 4-2=
7-6= 10-6= 10-4= 6-2= 4+1=
9-8= 2+8= 7+3= 9-1= 9-3=
7-7= 2+2= 2+6= 6-4= 8-4=
4-1= 8+1= 7-4= 3+7= 2+4=
5+1= 10-8= 2-2= 4+2= 4-4=
9-7= 6+1= 8-3= 7+1= 1+1=
-2-一年级 以内的加减法
10
1+3= 4+6= 5+3= 5-2= 5+2=
5-4= 2-2= 10-1= 2+2= 8-5=
6+2= 10-7= 7-4= 6-1= 1+1=
1+7= 9-7= 1-1= 6+3= 7-6=
8-6= 2+3= 4+2= 3+6= 3+5=
10-8= 7-3= 5+5= 4+4= 4-1=
10-10= 9-6= 7+2= 4-4= 7+3=
3+4= 6-5= 6+1= 7-1= 3-2=
6-6= 4+3= 10-3= 3+7= 2+4=
3-3= 9-8= 6-2= 1+6= 1+8=
2+6= 8-3= 5-3= 9-2= 7-2=
4+1= 8-4= 3+3= 1+4= 8+1=
9-1= 4-2= 10-2= 2-1= 2+7=
7-5= 6-4= 4-3= 8-7= 9-5=
10-5= 8-8= 9-4= 1+2= 9+1=
6+4= 8-1= 9-3= 3-1= 5-1=
8-2= 3+2= 9-9= 7-7= 2+5=
5-5= 5+4= 10-9= 10-4= 3+1=
5+1= 8+2= 4+5= 1+9= 1+5=
2+8= 6-3= 2+1= 7+1= 10-6=
-3-一年级 以内的加减法
10
1+3= 4+6= 5+3= 5-2= 5+2=
5-4= 2-2= 10-1= 2+2= 8-5=
6+2= 10-7= 7-4= 6-1= 1+1=
1+7= 9-7= 1-1= 6+3= 7-6=
8-6= 2+3= 4+2= 3+6= 3+5=
10-8= 7-3= 5+5= 4+4= 4-1=
10-10= 9-6= 7+2= 4-4= 7+3=
3+4= 6-5= 6+1= 7-1= 3-2=
6-6= 4+3= 10-3= 3+7= 2+4=
3-3= 9-8= 6-2= 1+6= 1+8=
2+6= 8-3= 5-3= 9-2= 7-2=
4+1= 8-4= 3+3= 1+4= 8+1=
9-1= 4-2= 10-2= 2-1= 2+7=
7-5= 6-4= 4-3= 8-7= 9-5=
10-5= 8-8= 9-4= 1+2= 9+1=
6+4= 8-1= 9-3= 3-1= 5-1=
8-2= 3+2= 9-9= 7-7= 2+5=
5-5= 5+4= 10-9= 10-4= 3+1=
5+1= 8+2= 4+5= 1+9= 1+5=
2+8= 6-3= 2+1= 7+1= 10-6=
-4-一年级 以内的加减法
10
1+3= 4+6= 5+3= 5-2= 5+2=
5-4= 2-2= 10-1= 2+2= 8-5=
6+2= 10-7= 7-4= 6-1= 1+1=
1+7= 9-7= 1-1= 6+3= 7-6=
8-6= 2+3= 4+2= 3+6= 3+5=
10-8= 7-3= 5+5= 4+4= 4-1=
10-10= 9-6= 7+2= 4-4= 7+3=
3+4= 6-5= 6+1= 7-1= 3-2=
6-6= 4+3= 10-3= 3+7= 2+4=
3-3= 9-8= 6-2= 1+6= 1+8=
2+6= 8-3= 5-3= 9-2= 7-2=
4+1= 8-4= 3+3= 1+4= 8+1=
9-1= 4-2= 10-2= 2-1= 2+7=
7-5= 6-4= 4-3= 8-7= 9-5=
10-5= 8-8= 9-4= 1+2= 9+1=
6+4= 8-1= 9-3= 3-1= 5-1=
8-2= 3+2= 9-9= 7-7= 2+5=
5-5= 5+4= 10-9= 10-4= 3+1=
5+1= 8+2= 4+5= 1+9= 1+5=
2+8= 6-3= 2+1= 7+1= 10-6=
-5-以内的连加连减 加减混合
10 .
9-3+3= 4-1+3= 6+9-9= 8-1-7=
1+6+2= 3+9-9= 8-8+5= 3-1+3=
8-5+1= 5+4-6= 3-2+7= 10+6-8=
1-1+10= 1+5-4= 6+3-3= 7-6+5=
6+6-9= 9+4-9= 1+6-4= 1+9-1=
8+3-8= 3+2-3= 4+7-5= 8-3+1=
7-7+4= 1+5+2= 4-2+8= 5+1-6=
10-6+1= 6-5+9= 6-1+5= 8-1+1=
4+7-4= 10-10+7= 1+7-7= 6-2+2=
5+3+1= 7-3+3= 8-3+5= 10+3-9=
8+7-9= 8+1-3= 6-5+6= 5-5+4=
3-2+9= 7+4-6= 3-3+9= 9-4+3=
4+8-6= 9-2+3= 10-5-3= 3+6+1=
6-2+4= 7-4+3= 9+2-4= 7-1-5=
10-2-3= 8-3+2= 4+3-2= 3-2+6=
8-3-1= 9-5+4= 8-7-1= 10-3-1=
7-3+6= 4-2+6= 5+9-7= 4+8-5=
10-2-8= 9+3-9= 9-5-3= 6+4-2=
2+9-7= 7-5+5= 6-6+1= 5+2-2=
7-5+7= 1+5+4= 6-4-1= 5+5-6=
-6-以内的连加连减 加减混合
10 .
9-6-3= 8+1-7= 2-1+8= 7+3-8=
6-3+6= 9-3-3= 3+3-3= 3-1+2=
3-2+2= 1+1+3= 9+5-7= 8-6-2=
3+3+3= 6-3-1= 7-6+6= 6-2-4=
7-4+2= 10-9+9= 6-4+8= 10-6+4=
9-8+3= 8+7-6= 2+4+4= 1+8-8=
5+8-6= 4+4-2= 6+7-10= 10+3-10=
2+3+3= 4-2+4= 10-8+8= 9-2+1=
8-8+2= 5-1+3= 5+6-2= 2+3-3=
2+2+4= 3+4-2= 6+4-3= 10-1-3=
1+1+1= 4+7-1= 9-3+1= 5-1+2=
3+8-7= 1+1+2= 4+5-8= 3+5-8=
8+2-8= 3+10-6= 3+3+4= 7-7+3=
4+10-4= 6+7-3= 2+2+6= 3+8-6=
9-1-8= 10-7+5= 6-3+7= 4+3-7=
9-2-6= 8+2-5= 4+10-8= 1+4+1=
4+10-9= 7-2-2= 9-1-5= 7+9-8=
9+4-7= 10-3-3= 8-6+8= 4-3+1=
7+3-9= 6-6+7= 3+2+2= 7+2-4=
10+1-5= 7+6-5= 10-7+4= 7-3+5=
-7-以内的连加连减 加减混合
10 .
2+8-9= 3+5+1= 9+6-8= 10-3-5=
8-4-1= 10-5-2= 7+3-1= 1+8-2=
10+4-9= 8-3-5= 3+8-9= 6-3+2=
3+5-3= 9+3-7= 8-5+3= 7+4-4=
6+5-8= 2+3+2= 6+2-3= 6+7-8=
7+5-2= 6+7-6= 6+3-9= 3+5+2=
8-5+7= 9+2-3= 7+2-6= 8-1-5=
10-5+5= 10-4-5= 6+2-1= 7-2+3=
9-6-2= 8-1+2= 4+10-10= 9-4-5=
1+1-2= 3+2-4= 1+4-5= 8+4-3=
8+9-9= 8-4-2= 3+3-4= 1-1+9=
3+2+4= 10-8-1= 2+3+5= 9-5-2=
4-2-2= 10-9-1= 8-1-1= 10-4-1=
5+2+3= 10-1+1= 5+7-5= 1+2+2=
4+8-7= 9-4-1= 3-2+3= 2+4+1=
5+8-4= 10-2-2= 6-5+8= 10-7+3=
9-4+1= 7+2-3= 5+3-8= 10-1-1=
8+6-5= 9-7+8= 8+8-7= 7+2+1=
6-3-2= 4+1-4= 1+8-7= 4+5-1=
3-1-2= 3-3+7= 4+5+1= 9-3-6=
-8-以内的连加连减 加减混合
10 .
2+1-1= 6-4+2= 9+6-5= 8-3-4=
10-10+8= 8-1-4= 9-2-4= 6-1-2=
5+6-9= 6+2-5= 5+6-1= 9-6+5=
10-3-7= 4+2+4= 10-6+6= 5-4+6=
6-1+3= 10-8+6= 8+10-8= 10-3+3=
5-3+7= 1+7+2= 5+3-2= 7-7+6=
5-3-2= 2+9-4= 9+6-9= 9-1-4=
6+2-8= 9-9+7= 3-2+1= 10-1-7=
5-3-1= 9-9+2= 4+3+3= 3+7-4=
7-6+8= 5+1-2= 2+7-8= 9-5+5=
10-9+5= 10+5-8= 2+1-2= 5-2-2=
9-4-2= 4+6-6= 9-2-2= 8+4-7=
2-1-1= 10-4+3= 4-4+3= 2+1+7=
4-3+3= 10-2-5= 2-2+9= 9-7+1=
5+2-5= 5+3-4= 4-3+5= 3-3+4=
5+3-6= 8-5+6= 5+8-7= 10-5+1=
10+6-9= 5+1+4= 5-5+8= 6-6+6=
5-1-1= 9-3+4= 9+5-10= 9+1-8=
10-7-3= 1+3+2= 9-8+2= 3-2+5=
9-7+5= 5-2-3= 1+3+1= 4+2-1=
-9-以内的连加连减 加减混合
10 .
4+4-7= 1+1+8= 10-9+4= 8-8+10=
4+3-5= 4+5-7= 10-1-9= 6-1+1=
9+4-4= 2+10-3= 9-1-7= 7+6-4=
3+8-2= 9-7-1= 1-1+4= 9+3-4=
2+3-1= 4-1+7= 2+1+4= 5+2+1=
9-5+3= 2+8-5= 10-9+3= 2+3+1=
10-7-2= 3-1-1= 7-6+4= 6+5-6=
8-6+7= 6+5-1= 7-5+2= 7+2-1=
9-8+1= 3+2+1= 7+5-8= 7+2-8=
1+6-5= 8-4+6= 7-3-1= 5+6-5=
7-4+1= 2+4-3= 10-1-4= 3+9-8=
6+1+3= 4+1+2= 2+4+2= 5+6-8=
10+5-10= 6-1+4= 4+1+3= 4+6-5=
1+4+3= 8+4-6= 8-8+7= 6+1+1=
2+6-7= 1+7+1= 1+8-1= 9-8+4=
5-2+7= 7+6-7= 2-2+8= 2-1+3=
5-4+8= 7-6+9= 4-2+7= 7+1+1=
5+8-3= 3-1+8= 8-2-5= 2+8-7=
9-1+2= 4-4+2= 2-2+2= 8+8-8=
10-4+4= 1+3+3= 3+1-4= 6-1-1=
-10-一年级 以内的进位加法
20
9+8= 9+7= 8+7= 6+8= 12+8=
9+6= 2+9= 7+6= 5+7= 2+18=
3+8= 14+6= 9+9= 7+13= 8+9=
6+4= 7+9= 4+9= 19+1= 9+4=
13+7= 4+6= 7+5= 5+5= 4+7=
9+3= 1+9= 1+19= 8+12= 6+6=
3+17= 4+8= 18+2= 5+6= 8+6=
7+8= 11+9= 7+3= 6+9= 2+8=
7+4= 6+5= 9+2= 3+9= 3+7=
16+4= 7+7= 8+3= 9+11= 8+5=
8+4= 15+5= 4+16= 17+3= 5+15=
6+7= 6+14= 8+8= 9+5= 8+2=
9+1= 5+9= 5+8= 9+8= 9+7=
8+7= 6+8= 12+8= 9+6= 2+9=
7+6= 5+7= 2+18= 3+8= 14+6=
9+9= 7+13= 8+9= 6+4= 7+9=
4+9= 19+1= 9+4= 13+7= 4+6=
7+5= 5+5= 4+7= 9+3= 1+9=
1+19= 8+12= 6+6= 3+17= 4+8=
18+2= 5+6= 8+6= 7+8= 11+9=
-11-7+3= 6+9= 2+8= 7+4= 6+5=
9+2= 3+9= 3+7= 16+4= 7+7=
8+3= 9+11= 8+5= 8+4= 15+5=
4+16= 17+3= 5+15= 6+7= 6+14=
8+8= 9+5= 8+2= 9+1= 5+9=
5+8= 9+8= 9+7= 8+7= 6+8=
12+8= 9+6= 2+9= 7+6= 5+7=
2+18= 3+8= 14+6= 9+9= 7+13=
8+9= 6+4= 7+9= 4+9= 19+1=
9+4= 13+7= 4+6= 7+5= 5+5=
4+7= 9+3= 1+9= 1+19= 8+12=
6+6= 3+17= 4+8= 18+2= 5+6=
8+6= 7+8= 11+9= 7+3= 6+9=
2+8= 7+4= 6+5= 9+2= 3+9=
3+7= 16+4= 7+7= 8+3= 9+11=
8+5= 8+4= 15+5= 4+16= 17+3=
5+15= 6+7= 6+14= 8+8= 9+5=
8+2= 9+1= 5+9= 5+8= 9+8=
9+7= 8+7= 6+8= 12+8= 9+6=
2+9= 7+6= 5+7= 2+18= 3+8=
-12-8+9= 16+4= 9+11= 9+3= 6+9=
8+12= 11+9= 3+17= 7+8= 6+7=
4+9= 9+8= 9+7= 7+6= 2+8=
7+7= 8+6= 7+13= 6+6= 4+6=
8+8= 12+8= 13+7= 2+18= 5+5=
4+16= 9+6= 6+5= 5+9= 5+15=
8+4= 9+4= 5+7= 3+7= 9+1=
5+8= 15+5= 7+5= 6+8= 9+5=
3+9= 7+9= 3+8= 7+4= 9+2=
6+14= 9+9= 17+3= 18+2= 8+2=
8+3= 4+8= 8+5= 6+4= 1+19=
2+9= 7+3= 4+7= 5+6= 14+6=
19+1= 1+9= 8+7= 8+9= 16+4=
9+11= 9+3= 6+9= 8+12= 11+9=
3+17= 7+8= 6+7= 4+9= 9+8=
9+7= 7+6= 2+8= 7+7= 8+6=
7+13= 6+6= 4+6= 8+8= 12+8=
13+7= 2+18= 5+5= 4+16= 9+6=
6+5= 5+9= 5+15= 8+4= 9+4=
5+7= 3+7= 9+1= 5+8= 15+5=
-13-7+5= 6+8= 9+5= 3+9= 7+9=
3+8= 7+4= 9+2= 6+14= 9+9=
17+3= 18+2= 8+2= 8+3= 4+8=
8+5= 6+4= 1+19= 2+9= 7+3=
4+7= 5+6= 14+6= 19+1= 1+9=
8+7= 8+9= 16+4= 9+11= 9+3=
6+9= 8+12= 11+9= 3+17= 7+8=
6+7= 4+9= 9+8= 9+7= 7+6=
2+8= 7+7= 8+6= 7+13= 6+6=
4+6= 8+8= 12+8= 13+7= 2+18=
5+5= 4+16= 9+6= 6+5= 5+9=
5+15= 8+4= 9+4= 5+7= 3+7=
9+1= 5+8= 15+5= 7+5= 6+8=
9+5= 3+9= 7+9= 3+8= 7+4=
9+2= 6+14= 9+9= 17+3= 18+2=
8+2= 8+3= 4+8= 8+5= 6+4=
1+19= 2+9= 7+3= 4+7= 5+6=
14+6= 19+1= 1+9= 8+7= 8+9=
16+4= 9+11= 9+3= 6+9= 8+12=
11+9= 3+17= 7+8= 6+7= 4+9=
-14-9+8= 9+7= 7+6= 2+8= 7+7=
8+6= 7+13= 6+6= 4+6= 8+8=
12+8= 13+7= 2+18= 5+5= 4+16=
9+6= 6+5= 5+9= 5+15= 8+4=
9+4= 5+7= 3+7= 9+1= 5+8=
15+5= 7+5= 6+8= 9+5= 3+9=
7+9= 3+8= 7+4= 9+2= 6+14=
9+9= 17+3= 18+2= 8+2= 8+3=
4+8= 8+5= 6+4= 1+19= 2+9=
7+3= 4+7= 5+6= 14+6= 19+1=
1+9= 8+7= 8+9= 16+4= 9+11=
9+3= 6+9= 8+12= 11+9= 3+17=
7+8= 6+7= 4+9= 9+8= 9+7=
7+6= 2+8= 7+7= 8+6= 7+13=
6+6= 4+6= 8+8= 12+8= 13+7=
2+18= 5+5= 4+16= 9+6= 6+5=
5+9= 5+15= 8+4= 9+4= 5+7=
3+7= 9+1= 5+8= 15+5= 7+5=
6+8= 9+5= 3+9= 7+9= 3+8=
7+4= 9+2= 6+14= 9+9= 17+3=
-15-18+2= 8+2= 8+3= 4+8= 8+5=
6+4= 1+19= 2+9= 7+3= 4+7=
5+6= 14+6= 19+1= 1+9= 8+7=
8+9= 16+4= 9+11= 9+3= 6+9=
8+12= 11+9= 3+17= 7+8= 6+7=
4+9= 9+8= 9+7= 7+6= 2+8=
7+7= 8+6= 7+13= 6+6= 4+6=
8+8= 12+8= 13+7= 2+18= 5+5=
4+16= 9+6= 6+5= 5+9= 5+15=
8+4= 9+4= 5+7= 3+7= 9+1=
5+8= 15+5= 7+5= 6+8= 9+5=
3+9= 7+9= 3+8= 7+4= 9+2=
6+14= 9+9= 17+3= 18+2= 8+2=
8+3= 4+8= 8+5= 6+4= 1+19=
2+9= 7+3= 4+7= 5+6= 14+6=
19+1= 1+9= 8+7= 8+9= 16+4=
9+11= 9+3= 6+9= 8+12= 11+9=
3+17= 7+8= 6+7= 4+9= 9+8=
9+7= 7+6= 2+8= 7+7= 8+6=
7+13= 6+6= 4+6= 8+8= 12+8=
-16-13+7= 2+18= 5+5= 4+16= 9+6=
6+5= 5+9= 5+15= 8+4= 9+4=
5+7= 3+7= 9+1= 5+8= 15+5=
7+5= 6+8= 9+5= 3+9= 7+9=
3+8= 7+4= 9+2= 6+14= 9+9=
17+3= 18+2= 8+2= 8+3= 4+8=
8+5= 6+4= 1+19= 2+9= 7+3=
4+7= 5+6= 14+6= 19+1= 1+9=
8+7= 8+9= 16+4= 9+11= 9+3=
6+9= 8+12= 11+9= 3+17= 7+8=
6+7= 4+9= 9+8= 9+7= 7+6=
2+8= 7+7= 8+6= 7+13= 6+6=
4+6= 8+8= 12+8= 13+7= 2+18=
5+5= 4+16= 9+6= 6+5= 5+9=
5+15= 8+4= 9+4= 5+7= 3+7=
9+1= 5+8= 15+5= 7+5= 6+8=
9+5= 3+9= 7+9= 3+8= 7+4=
9+2= 6+14= 9+9= 17+3= 18+2=
8+2= 8+3= 4+8= 8+5= 6+4=
1+19= 2+9= 7+3= 4+7= 5+6=
-17-14+6= 19+1= 1+9= 8+7= 8+9=
16+4= 9+11= 9+3= 6+9= 8+12=
11+9= 3+17= 7+8= 6+7= 4+9=
9+8= 9+7= 7+6= 2+8= 7+7=
8+6= 7+13= 6+6= 4+6= 8+8=
12+8= 13+7= 2+18= 5+5= 4+16=
9+6= 6+5= 5+9= 5+15= 8+4=
9+4= 5+7= 3+7= 9+1= 5+8=
15+5= 7+5= 6+8= 9+5= 3+9=
7+9= 3+8= 7+4= 9+2= 6+14=
9+9= 17+3= 18+2= 8+2= 8+3=
4+8= 8+5= 6+4= 1+19= 2+9=
7+3= 4+7= 5+6= 14+6= 19+1=
1+9= 8+7= 8+9= 16+4= 9+11=
9+3= 6+9= 8+12= 11+9= 3+17=
7+8= 6+7= 4+9= 9+8= 9+7=
7+6= 2+8= 7+7= 8+6= 7+13=
6+6= 4+6= 8+8= 12+8= 13+7=
2+18= 5+5= 4+16= 9+6= 6+5=
5+9= 5+15= 8+4= 9+4= 5+7=
-18-3+7= 9+1= 5+8= 15+5= 7+5=
6+8= 9+5= 3+9= 7+9= 3+8=
7+4= 9+2= 6+14= 9+9= 17+3=
18+2= 8+2= 8+3= 4+8= 8+5=
6+4= 1+19= 2+9= 7+3= 4+7=
5+6= 14+6= 19+1= 1+9= 8+7=
8+9= 16+4= 9+11= 9+3= 6+9=
8+12= 11+9= 3+17= 7+8= 6+7=
4+9= 9+8= 9+7= 7+6= 2+8=
7+7= 8+6= 7+13= 6+6= 4+6=
8+8= 12+8= 13+7= 2+18= 5+5=
4+16= 9+6= 6+5= 5+9= 5+15=
8+4= 9+4= 5+7= 3+7= 9+1=
5+8= 15+5= 7+5= 6+8= 9+5=
3+9= 7+9= 3+8= 7+4= 9+2=
6+14= 9+9= 17+3= 18+2= 8+2=
8+3= 4+8= 8+5= 6+4= 1+19=
2+9= 7+3= 4+7= 5+6= 14+6=
19+1= 1+9= 8+7= 8+9= 16+4=
9+11= 9+3= 6+9= 8+12= 11+9=
-19-3+17= 7+8= 6+7= 4+9= 9+8=
9+7= 7+6= 2+8= 7+7= 8+6=
7+13= 6+6= 4+6= 8+8= 12+8=
13+7= 2+18= 5+5= 4+16= 9+6=
6+5= 5+9= 5+15= 8+4= 9+4=
5+7= 3+7= 9+1= 5+8= 15+5=
7+5= 6+8= 9+5= 3+9= 7+9=
3+8= 7+4= 9+2= 6+14= 9+9=
17+3= 18+2= 8+2= 8+3= 4+8=
8+5= 6+4= 1+19= 2+9= 7+3=
4+7= 5+6= 14+6= 19+1= 1+9=
8+7= 8+9= 16+4= 9+11= 9+3=
6+9= 8+12= 11+9= 3+17= 7+8=
6+7= 4+9= 9+8= 9+7= 7+6=
2+8= 7+7= 8+6= 7+13= 6+6=
4+6= 8+8= 12+8= 13+7= 2+18=
5+5= 4+16= 9+6= 6+5= 5+9=
5+15= 8+4= 9+4= 5+7= 3+7=
9+1= 5+8= 15+5= 7+5= 6+8=
9+5= 3+9= 7+9= 3+8= 7+4=
-20-5+15= 8+4= 9+4= 5+7= 3+7=
9+1= 5+8= 15+5= 7+5= 6+8=
9+5= 3+9= 7+9= 3+8= 7+4=
9+2= 6+14= 9+9= 17+3= 18+2=
8+2= 8+3= 4+8= 8+5= 6+4=
1+19= 2+9= 7+3= 4+7= 5+6=
14+6= 19+1= 1+9= 8+7= 8+9=
16+4= 9+11= 9+3= 6+9= 8+12=
11+9= 3+17= 7+8= 6+7= 4+9=
9+8= 9+7= 7+6= 2+8= 7+7=
8+6= 7+13= 6+6= 4+6= 8+8=
12+8= 13+7= 2+18= 5+5= 4+16=
9+6= 6+5= 5+9= 5+15= 8+4=
9+4= 5+7= 3+7= 9+1= 5+8=
15+5= 7+5= 6+8= 9+5= 3+9=
7+9= 3+8= 7+4= 9+2= 6+14=
9+9= 17+3= 18+2= 8+2= 8+3=
4+8= 8+5= 6+4= 1+19= 2+9=
7+3= 4+7= 5+6= 14+6= 19+1=
1+9= 8+7= 8+9= 16+4= 9+11=
-21-9+3= 6+9= 8+12= 11+9= 3+17=
7+8= 6+7= 4+9= 9+8= 9+7=
7+6= 2+8= 7+7= 8+6= 7+13=
6+6= 4+6= 8+8= 12+8= 13+7=
2+18= 5+5= 4+16= 9+6= 6+5=
5+9= 5+15= 8+4= 9+4= 5+7=
3+7= 9+1= 5+8= 15+5= 7+5=
6+8= 9+5= 3+9= 7+9= 3+8=
7+4= 9+2= 6+14= 9+9= 17+3=
18+2= 8+2= 8+3= 4+8= 8+5=
6+4= 1+19= 2+9= 7+3= 4+7=
5+6= 14+6= 19+1= 1+9= 8+7=
8+9= 16+4= 9+11= 9+3= 6+9=
8+12= 11+9= 3+17= 7+8= 6+7=
4+9= 9+8= 9+7= 7+6= 2+8=
7+7= 8+6= 7+13= 6+6= 4+6=
8+8= 12+8= 13+7= 2+18= 5+5=
4+16= 9+6= 6+5= 5+9= 5+15=
8+4= 9+4= 5+7= 3+7= 9+1=
5+8= 15+5= 7+5= 6+8= 9+5=
-22-3+9= 7+9= 3+8= 7+4= 9+2=
6+14= 9+9= 17+3= 18+2= 8+2=
8+3= 4+8= 8+5= 6+4= 1+19=
2+9= 7+3= 4+7= 5+6= 14+6=
19+1= 1+9= 8+7= 8+9= 16+4=
9+11= 9+3= 6+9= 8+12= 11+9=
3+17= 7+8= 6+7= 4+9= 9+8=
9+7= 7+6= 2+8= 7+7= 8+6=
7+13= 6+6= 4+6= 8+8= 12+8=
13+7= 2+18= 5+5= 4+16= 9+6=
6+5= 5+9= 5+15= 8+4= 9+4=
5+7= 3+7= 9+1= 5+8= 15+5=
7+5= 6+8= 9+5= 3+9= 7+9=
3+8= 7+4= 9+2= 6+14= 9+9=
17+3= 18+2= 8+2= 8+3= 4+8=
8+5= 6+4= 1+19= 2+9= 7+3=
4+7= 5+6= 14+6= 19+1= 1+9=
8+7= 8+9= 16+4= 9+11= 9+3=
6+9= 8+12= 11+9= 3+17= 7+8=
6+7= 4+9= 9+8= 9+7= 7+6=
-23-2+8= 7+7= 8+6= 7+13= 6+6=
4+6= 8+8= 12+8= 13+7= 2+18=
5+5= 4+16= 9+6= 6+5= 5+9=
5+15= 8+4= 9+4= 5+7= 3+7=
9+1= 5+8= 15+5= 7+5= 6+8=
9+5= 3+9= 7+9= 3+8= 7+4=
9+2= 6+14= 9+9= 17+3= 18+2=
8+2= 8+3= 4+8= 8+5= 6+4=
1+19= 2+9= 7+3= 4+7= 5+6=
14+6= 19+1= 1+9= 8+7= 8+9=
16+4= 9+11= 9+3= 6+9= 8+12=
11+9= 3+17= 7+8= 6+7= 4+9=
9+8= 9+7= 7+6= 2+8= 7+7=
8+6= 7+13= 6+6= 4+6= 8+8=
12+8= 13+7= 2+18= 5+5= 4+16=
9+6= 6+5= 5+9= 5+15= 8+4=
9+4= 5+7= 3+7= 9+1= 5+8=
15+5= 7+5= 6+8= 9+5= 3+9=
7+9= 3+8= 7+4= 9+2= 6+14=
9+9= 17+3= 18+2= 8+2= 8+3=
-24-以内的加、减法混合计算
20
15-1= 6+9= 15-12= 13-1= 14-2=
11+3= 8+8= 6+8= 14-12= 7-1=
16+4= 3+7= 5+4= 9-4= 9+11=
16+3= 8-1= 10+6= 1+15= 7+3=
10-7= 16-10= 19-4= 14-5= 19-9=
18-8= 5-2= 19-12= 7+6= 5+11=
19-7= 12+7= 9+1= 9+10= 18+2=
18-2= 17-5= 14-3= 10-2= 15-13=
3-2= 9+5= 7+7= 4+8= 3+17=
1+13= 1+7= 5+13= 10+9= 12-6=
20-13= 8+12= 18-4= 5+8= 1+1=
11-6= 5+7= 18-17= 18-15= 15-2=
5+1= 3-1= 7-2= 5+12= 1+2=
10-6= 20-15= 18-12= 15+2= 16-8=
14+5= 20-2= 17-7= 9-3= 19+1=
11+6= 14+2= 5-1= 11+5= 20-12=
2-2= 16-14= 7+13= 10-8= 1+19=
12+4= 11-3= 6+7= 16-4= 11-4=
5+10= 16-2= 6-4= 12-5= 1+6=
20-16= 7-6= 8-7= 20-10= 8+5=
-25-5-1= 7+4= 2-2= 13-3= 20-12=
3+7= 20-1= 15-2= 5+9= 2+17=
1+10= 8-3= 13-9= 8+12= 6-4=
6+12= 10+5= 4+1= 1+16= 9-5=
9-2= 13+3= 9-9= 4+10= 13-2=
1+1= 16+1= 10+7= 15-4= 7+5=
15-13= 1+6= 17-1= 18-5= 3-3=
11+4= 4+6= 19-17= 5+8= 9+3=
6+11= 16-16= 10-10= 16-15= 18-11=
5-2= 19-4= 9-4= 13-4= 20-11=
11-3= 2+10= 15-12= 3+1= 13+5=
2+1= 16-6= 7+1= 16-10= 18-10=
12-8= 5-3= 20-20= 4-4= 6+6=
9+1= 14-5= 19-10= 19-9= 12+8=
16-12= 12-10= 15+1= 14-3= 5+10=
3+15= 16-4= 4-1= 1+9= 14-9=
3+4= 4+4= 2+11= 4+11= 2+2=
13+7= 19-13= 17-9= 18-1= 17+3=
14+4= 6+10= 19-2= 12+1= 5+7=
3-2= 5-5= 7-7= 6+2= 14-7=
-26-4+7= 1+5= 7-1= 6+7= 10-1=
1+8= 2+7= 12-11= 6-6= 11-5=
20-16= 11-9= 11-10= 20-17= 11+6=
1+11= 17-12= 20-6= 4+5= 10+3=
1+12= 17-7= 7-2= 10-2= 3+16=
1+15= 3+11= 20-13= 19-12= 3+8=
10-9= 2+9= 10-3= 12-2= 2+3=
19-16= 5+15= 1+7= 11-7= 12-3=
3+12= 9+9= 19-14= 11+7= 9+8=
8+6= 2+18= 4+8= 8-4= 3+14=
15-11= 7+9= 16-11= 6+8= 8+9=
13-7= 10+4= 2+16= 8+5= 4+3=
5+14= 5+3= 17-15= 13+4= 6+9=
13-13= 6+5= 14+5= 3+6= 5+11=
1+17= 10-4= 14-13= 15+3= 19-5=
13-5= 7+2= 13-1= 2+8= 11+1=
3+17= 2-1= 7+3= 10+1= 20-18=
12-9= 18+1= 12-5= 6-5= 11-6=
4+14= 12-4= 1+2= 20-10= 15+5=
5+1= 13+6= 14-10= 20-9= 4+16=
-27-4+15= 11+3= 10+6= 19-6= 16-8=
15-15= 7-6= 7+10= 7+11= 9+6=
5+12= 11+9= 18-8= 17-2= 10-5=
9+11= 8+11= 17-10= 17-11= 16-9=
15-10= 16-7= 8-6= 8+4= 8-7=
17-5= 3-1= 17-16= 8+7= 11-8=
13-10= 15-8= 17-17= 16+2= 20-2=
9-8= 8+8= 8+10= 15-1= 1+19=
19-18= 10-8= 2+4= 9+10= 19-11=
20-5= 15-7= 4-3= 10-6= 20-8=
20-4= 5+4= 15-6= 2+13= 19-15=
12-6= 19-7= 6+4= 18-7= 8-5=
6+1= 7-5= 16-14= 7+7= 1+3=
20-14= 19-19= 14+3= 14-12= 15+2=
13-6= 10+2= 14+2= 6+14= 17+2=
18-15= 20-7= 7+6= 18-6= 18-12=
14+6= 16-5= 16+4= 9-1= 16-13=
8+1= 17-4= 9+4= 17-6= 3+5=
18-9= 18+2= 6+3= 5+2= 3+2=
15-5= 12+2= 7-4= 17-14= 19-8=
-28-12+5= 10+9= 11-11= 15-14= 10+8=
9+7= 1-1= 11+5= 15-9= 12+3=
6-1= 9-7= 8-2= 5+6= 16-3=
10+10= 2+12= 2+14= 11-4= 3+3=
6+13= 4+13= 10-7= 14-11= 17-13=
8-1= 7+8= 19-1= 6-2= 18-18=
8-8= 9+5= 14-14= 14-4= 11-2=
14+1= 18-3= 18-13= 2+6= 18-14=
4+12= 20-19= 18-17= 14-8= 16+3=
17+1= 12+4= 3+10= 12-12= 19+1=
13-12= 11+8= 4+9= 1+4= 16-2=
12-7= 5+13= 7-3= 1+14= 13-11=
3+13= 1+18= 11+2= 15-3= 14-2=
2+5= 18-16= 12-1= 7+13= 17-8=
1+13= 4+2= 11-1= 13+2= 6-3=
12+7= 13-8= 9+2= 16-1= 18-2=
9-3= 4-2= 5+5= 20-3= 13+1=
14-6= 12+6= 14-1= 17-3= 2+15=
5-4= 8+2= 7+12= 19-3= 18-4=
3+9= 9-6= 8+3= 20-15= 15+4=
-29-5-1= 7+4= 2-2= 13-3= 20-12=
3+7= 20-1= 15-2= 5+9= 2+17=
1+10= 8-3= 13-9= 8+12= 6-4=
6+12= 10+5= 4+1= 1+16= 9-5=
9-2= 13+3= 9-9= 4+10= 13-2=
1+1= 16+1= 10+7= 15-4= 7+5=
15-13= 1+6= 17-1= 18-5= 3-3=
11+4= 4+6= 19-17= 5+8= 9+3=
6+11= 16-16= 10-10= 16-15= 18-11=
5-2= 19-4= 9-4= 13-4= 20-11=
11-3= 2+10= 15-12= 3+1= 13+5=
2+1= 16-6= 7+1= 16-10= 18-10=
12-8= 5-3= 20-20= 4-4= 6+6=
9+1= 14-5= 19-10= 19-9= 12+8=
16-12= 12-10= 15+1= 14-3= 5+10=
3+15= 16-4= 4-1= 1+9= 14-9=
3+4= 4+4= 2+11= 4+11= 2+2=
13+7= 19-13= 17-9= 18-1= 17+3=
14+4= 6+10= 19-2= 12+1= 5+7=
3-2= 5-5= 7-7= 6+2= 14-7=
-30-4+7= 1+5= 7-1= 6+7= 10-1=
1+8= 2+7= 12-11= 6-6= 11-5=
20-16= 11-9= 11-10= 20-17= 11+6=
1+11= 17-12= 20-6= 4+5= 10+3=
1+12= 17-7= 7-2= 10-2= 3+16=
1+15= 3+11= 20-13= 19-12= 3+8=
10-9= 2+9= 10-3= 12-2= 2+3=
19-16= 5+15= 1+7= 11-7= 12-3=
3+12= 9+9= 19-14= 11+7= 9+8=
8+6= 2+18= 4+8= 8-4= 3+14=
15-11= 7+9= 16-11= 6+8= 8+9=
13-7= 10+4= 2+16= 8+5= 4+3=
5+14= 5+3= 17-15= 13+4= 6+9=
13-13= 6+5= 14+5= 3+6= 5+11=
1+17= 10-4= 14-13= 15+3= 19-5=
13-5= 7+2= 13-1= 2+8= 11+1=
3+17= 2-1= 7+3= 10+1= 20-18=
12-9= 18+1= 12-5= 6-5= 11-6=
4+14= 12-4= 1+2= 20-10= 15+5=
5+1= 13+6= 14-10= 20-9= 4+16=
-31-4+15= 11+3= 10+6= 19-6= 16-8=
15-15= 7-6= 7+10= 7+11= 9+6=
5+12= 11+9= 18-8= 17-2= 10-5=
9+11= 8+11= 17-10= 17-11= 16-9=
15-10= 16-7= 8-6= 8+4= 8-7=
17-5= 3-1= 17-16= 8+7= 11-8=
13-10= 15-8= 17-17= 16+2= 20-2=
9-8= 8+8= 8+10= 15-1= 1+19=
19-18= 10-8= 2+4= 9+10= 19-11=
20-5= 15-7= 4-3= 10-6= 20-8=
20-4= 5+4= 15-6= 2+13= 19-15=
12-6= 19-7= 6+4= 18-7= 8-5=
6+1= 7-5= 16-14= 7+7= 1+3=
20-14= 19-19= 14+3= 14-12= 15+2=
13-6= 10+2= 14+2= 6+14= 17+2=
18-15= 20-7= 7+6= 18-6= 18-12=
14+6= 16-5= 16+4= 9-1= 16-13=
8+1= 17-4= 9+4= 17-6= 3+5=
18-9= 18+2= 6+3= 5+2= 3+2=
15-5= 12+2= 7-4= 17-14= 19-8=
-32-12+5= 10+9= 11-11= 15-14= 10+8=
9+7= 1-1= 11+5= 15-9= 12+3=
6-1= 9-7= 8-2= 5+6= 16-3=
10+10= 2+12= 2+14= 11-4= 3+3=
6+13= 4+13= 10-7= 14-11= 17-13=
8-1= 7+8= 19-1= 6-2= 18-18=
8-8= 9+5= 14-14= 14-4= 11-2=
14+1= 18-3= 18-13= 2+6= 18-14=
4+12= 20-19= 18-17= 14-8= 16+3=
17+1= 12+4= 3+10= 12-12= 19+1=
13-12= 11+8= 4+9= 1+4= 16-2=
12-7= 5+13= 7-3= 1+14= 13-11=
3+13= 1+18= 11+2= 15-3= 14-2=
2+5= 18-16= 12-1= 7+13= 17-8=
1+13= 4+2= 11-1= 13+2= 6-3=
12+7= 13-8= 9+2= 16-1= 18-2=
9-3= 4-2= 5+5= 20-3= 13+1=
14-6= 12+6= 14-1= 17-3= 2+15=
5-4= 8+2= 7+12= 19-3= 18-4=
3+9= 9-6= 8+3= 20-15= 15+4=
-33-5-1= 7+4= 2-2= 13-3= 20-12=
3+7= 20-1= 15-2= 5+9= 2+17=
1+10= 8-3= 13-9= 8+12= 6-4=
6+12= 10+5= 4+1= 1+16= 9-5=
9-2= 13+3= 9-9= 4+10= 13-2=
1+1= 16+1= 10+7= 15-4= 7+5=
15-13= 1+6= 17-1= 18-5= 3-3=
11+4= 4+6= 19-17= 5+8= 9+3=
6+11= 16-16= 10-10= 16-15= 18-11=
5-2= 19-4= 9-4= 13-4= 20-11=
11-3= 2+10= 15-12= 3+1= 13+5=
2+1= 16-6= 7+1= 16-10= 18-10=
12-8= 5-3= 20-20= 4-4= 6+6=
9+1= 14-5= 19-10= 19-9= 12+8=
16-12= 12-10= 15+1= 14-3= 5+10=
3+15= 16-4= 4-1= 1+9= 14-9=
3+4= 4+4= 2+11= 4+11= 2+2=
13+7= 19-13= 17-9= 18-1= 17+3=
14+4= 6+10= 19-2= 12+1= 5+7=
3-2= 5-5= 7-7= 6+2= 14-7=
-34-4+7= 1+5= 7-1= 6+7= 10-1=
1+8= 2+7= 12-11= 6-6= 11-5=
20-16= 11-9= 11-10= 20-17= 11+6=
1+11= 17-12= 20-6= 4+5= 10+3=
1+12= 17-7= 7-2= 10-2= 3+16=
1+15= 3+11= 20-13= 19-12= 3+8=
10-9= 2+9= 10-3= 12-2= 2+3=
19-16= 5+15= 1+7= 11-7= 12-3=
3+12= 9+9= 19-14= 11+7= 9+8=
8+6= 2+18= 4+8= 8-4= 3+14=
15-11= 7+9= 16-11= 6+8= 8+9=
13-7= 10+4= 2+16= 8+5= 4+3=
5+14= 5+3= 17-15= 13+4= 6+9=
13-13= 6+5= 14+5= 3+6= 5+11=
1+17= 10-4= 14-13= 15+3= 19-5=
13-5= 7+2= 13-1= 2+8= 11+1=
3+17= 2-1= 7+3= 10+1= 20-18=
12-9= 18+1= 12-5= 6-5= 11-6=
4+14= 12-4= 1+2= 20-10= 15+5=
5+1= 13+6= 14-10= 20-9= 4+16=
-35-12-6= 19-1= 14+6= 3+5= 20-5=
20-18= 8+3= 11+9= 8+11= 17-17=
9-5= 19-11= 18-11= 16-14= 15+5=
6+5= 5-2= 18-4= 7-5= 16-10=
9-1= 8-4= 20-20= 18-16= 11-4=
7+5= 19-17= 8-3= 3+2= 18-13=
6+8= 13+7= 12+3= 18-1= 12-7=
16-12= 8+9= 4+12= 15-8= 10+7=
17-8= 18-9= 8+12= 7+9= 11-3=
5+11= 14+2= 18-12= 13-9= 14-1=
14-7= 7+12= 13+2= 13-10= 8-2=
9+10= 4+3= 11-6= 11+6= 7+10=
18-10= 9-4= 17-7= 14+1= 18-7=
7-6= 5-5= 10-3= 7-4= 17-1=
20-9= 20-19= 9+1= 11+1= 3+6=
18-18= 1+19= 6+11= 5+5= 6-6=
10+4= 6+7= 11-8= 2+11= 4+9=
2+13= 1+4= 4+16= 17-10= 16-9=
20-3= 1+15= 2+1= 16-6= 16+1=
11+2= 6+10= 5+8= 12+8= 9+8=
-36-15-12= 13-7= 10+6= 13-12= 8-1=
6+6= 3+1= 12+4= 14-12= 1+1=
12-4= 12-9= 10+5= 8+10= 16-7=
4+1= 10-2= 4+6= 19-6= 5+2=
13-1= 9+6= 16-11= 17-2= 8-5=
2+2= 16-8= 20-13= 20-17= 9-6=
15-9= 1-1= 10+10= 11-9= 20-2=
5+12= 2+18= 19-16= 16-16= 17+3=
10-4= 12-5= 15-11= 14-4= 4+15=
4+8= 9-3= 2+4= 9-7= 8+5=
11-7= 11+5= 2+3= 10-5= 4+10=
20-4= 19-9= 12-1= 18-5= 20-12=
19-13= 1+5= 15-14= 16-13= 10-8=
5+13= 20-6= 18+1= 20-14= 4-2=
4+11= 2-1= 1+9= 14-2= 20-15=
2+14= 13+3= 19-7= 20-10= 17-4=
15-5= 10-7= 18-17= 12+7= 7-2=
7+6= 1+13= 3-1= 10+8= 6-1=
5+15= 9+7= 8+1= 17-5= 14-5=
17-11= 1+12= 6+12= 19-5= 15-1=
-37-10+9= 3+7= 9-8= 16-1= 15-6=
7+8= 12-11= 5-1= 18-3= 19-3=
2+7= 7-1= 13-5= 19-19= 5+1=
18-6= 13-11= 5+7= 13+1= 9+3=
16-5= 11-1= 18-8= 6+9= 9+9=
14+3= 7+11= 15-4= 3+10= 10+2=
17-13= 16-3= 3-2= 5+4= 9-2=
8-7= 9+11= 19-2= 5-4= 1+11=
2+17= 14-6= 6+4= 4+13= 5+3=
10+3= 12-3= 2+9= 12-12= 20-7=
4+4= 18-2= 3+14= 11+8= 5+10=
14-13= 19+1= 4+7= 9+4= 3+3=
3+11= 6-4= 8-6= 2+15= 1+6=
11-2= 13-13= 13-8= 11-11= 19-10=
1+7= 2-2= 3+9= 17-16= 1+14=
17-15= 19-15= 20-11= 6-3= 10+1=
17-12= 5+6= 6+1= 7+13= 11+7=
19-12= 20-16= 8-8= 1+16= 19-4=
10-6= 12+2= 2+5= 1+18= 7+4=
4+14= 15-2= 12+1= 2+8= 19-8=
-38-20-8= 14-8= 15-13= 6+3= 15+2=
1+8= 6+13= 3+17= 10-9= 1+17=
16-4= 15-7= 12+6= 18+2= 14-11=
18-15= 2+16= 9+5= 1+2= 13+6=
16+3= 17-6= 15+3= 12-10= 17-14=
17+1= 17-9= 3+16= 15-3= 6-5=
6-2= 14-3= 8+2= 8+6= 13-2=
3+4= 16+2= 8+7= 13-4= 15+1=
13+5= 15-10= 16+4= 7-7= 7+3=
17-3= 14-10= 11+3= 20-1= 7-3=
2+6= 6+2= 19-14= 2+10= 14+5=
1+10= 4+5= 15-15= 5+9= 10-10=
3-3= 8+4= 11-10= 14-9= 6+14=
14-14= 4-1= 13-6= 8+8= 9+2=
7+7= 12-2= 4+2= 16-2= 13+4=
3+8= 17+2= 7+1= 16-15= 18-14=
3+15= 12-8= 7+2= 11+4= 15+4=
14+4= 1+3= 10-1= 5+14= 4-4=
3+12= 9-9= 2+12= 3+13= 4-3=
19-18= 13-3= 12+5= 11-5= 5-3=
-39-12-6= 19-1= 14+6= 3+5= 20-5=
20-18= 8+3= 11+9= 8+11= 17-17=
9-5= 19-11= 18-11= 16-14= 15+5=
6+5= 5-2= 18-4= 7-5= 16-10=
9-1= 8-4= 20-20= 18-16= 11-4=
7+5= 19-17= 8-3= 3+2= 18-13=
6+8= 13+7= 12+3= 18-1= 12-7=
16-12= 8+9= 4+12= 15-8= 10+7=
17-8= 18-9= 8+12= 7+9= 11-3=
5+11= 14+2= 18-12= 13-9= 14-1=
14-7= 7+12= 13+2= 13-10= 8-2=
9+10= 4+3= 11-6= 11+6= 7+10=
18-10= 9-4= 17-7= 14+1= 18-7=
7-6= 5-5= 10-3= 7-4= 17-1=
20-9= 20-19= 9+1= 11+1= 3+6=
18-18= 1+19= 6+11= 5+5= 6-6=
10+4= 6+7= 11-8= 2+11= 4+9=
2+13= 1+4= 4+16= 17-10= 16-9=
20-3= 1+15= 2+1= 16-6= 16+1=
11+2= 6+10= 5+8= 12+8= 9+8=
-40-15-12= 13-7= 10+6= 13-12= 8-1=
6+6= 3+1= 12+4= 14-12= 1+1=
12-4= 12-9= 10+5= 8+10= 16-7=
4+1= 10-2= 4+6= 19-6= 5+2=
13-1= 9+6= 16-11= 17-2= 8-5=
2+2= 16-8= 20-13= 20-17= 9-6=
15-9= 1-1= 10+10= 11-9= 20-2=
5+12= 2+18= 19-16= 16-16= 17+3=
10-4= 12-5= 15-11= 14-4= 4+15=
4+8= 9-3= 2+4= 9-7= 8+5=
11-7= 11+5= 2+3= 10-5= 4+10=
20-4= 19-9= 12-1= 18-5= 20-12=
19-13= 1+5= 15-14= 16-13= 10-8=
5+13= 20-6= 18+1= 20-14= 4-2=
4+11= 2-1= 1+9= 14-2= 20-15=
2+14= 13+3= 19-7= 20-10= 17-4=
15-5= 10-7= 18-17= 12+7= 7-2=
7+6= 1+13= 3-1= 10+8= 6-1=
5+15= 9+7= 8+1= 17-5= 14-5=
17-11= 1+12= 6+12= 19-5= 15-1=
-41-10+9= 3+7= 9-8= 16-1= 15-6=
7+8= 12-11= 5-1= 18-3= 19-3=
2+7= 7-1= 13-5= 19-19= 5+1=
18-6= 13-11= 5+7= 13+1= 9+3=
16-5= 11-1= 18-8= 6+9= 9+9=
14+3= 7+11= 15-4= 3+10= 10+2=
17-13= 16-3= 3-2= 5+4= 9-2=
8-7= 9+11= 19-2= 5-4= 1+11=
2+17= 14-6= 6+4= 4+13= 5+3=
10+3= 12-3= 2+9= 12-12= 20-7=
4+4= 18-2= 3+14= 11+8= 5+10=
14-13= 19+1= 4+7= 9+4= 3+3=
3+11= 6-4= 8-6= 2+15= 1+6=
11-2= 13-13= 13-8= 11-11= 19-10=
1+7= 2-2= 3+9= 17-16= 1+14=
17-15= 19-15= 20-11= 6-3= 10+1=
17-12= 5+6= 6+1= 7+13= 11+7=
19-12= 20-16= 8-8= 1+16= 19-4=
10-6= 12+2= 2+5= 1+18= 7+4=
4+14= 15-2= 12+1= 2+8= 19-8=
-42-20-8= 14-8= 15-13= 6+3= 15+2=
1+8= 6+13= 3+17= 10-9= 1+17=
16-4= 15-7= 12+6= 18+2= 14-11=
18-15= 2+16= 9+5= 1+2= 13+6=
16+3= 17-6= 15+3= 12-10= 17-14=
17+1= 17-9= 3+16= 15-3= 6-5=
6-2= 14-3= 8+2= 8+6= 13-2=
3+4= 16+2= 8+7= 13-4= 15+1=
13+5= 15-10= 16+4= 7-7= 7+3=
17-3= 14-10= 11+3= 20-1= 7-3=
2+6= 6+2= 19-14= 2+10= 14+5=
1+10= 4+5= 15-15= 5+9= 10-10=
3-3= 8+4= 11-10= 14-9= 6+14=
14-14= 4-1= 13-6= 8+8= 9+2=
7+7= 12-2= 4+2= 16-2= 13+4=
3+8= 17+2= 7+1= 16-15= 18-14=
3+15= 12-8= 7+2= 11+4= 15+4=
14+4= 1+3= 10-1= 5+14= 4-4=
3+12= 9-9= 2+12= 3+13= 4-3=
19-18= 13-3= 12+5= 11-5= 5-3=
-43-12-6= 19-1= 14+6= 3+5= 20-5=
20-18= 8+3= 11+9= 8+11= 17-17=
9-5= 19-11= 18-11= 16-14= 15+5=
6+5= 5-2= 18-4= 7-5= 16-10=
9-1= 8-4= 20-20= 18-16= 11-4=
7+5= 19-17= 8-3= 3+2= 18-13=
6+8= 13+7= 12+3= 18-1= 12-7=
16-12= 8+9= 4+12= 15-8= 10+7=
17-8= 18-9= 8+12= 7+9= 11-3=
5+11= 14+2= 18-12= 13-9= 14-1=
14-7= 7+12= 13+2= 13-10= 8-2=
9+10= 4+3= 11-6= 11+6= 7+10=
18-10= 9-4= 17-7= 14+1= 18-7=
7-6= 5-5= 10-3= 7-4= 17-1=
20-9= 20-19= 9+1= 11+1= 3+6=
18-18= 1+19= 6+11= 5+5= 6-6=
10+4= 6+7= 11-8= 2+11= 4+9=
2+13= 1+4= 4+16= 17-10= 16-9=
20-3= 1+15= 2+1= 16-6= 16+1=
11+2= 6+10= 5+8= 12+8= 9+8=
-44-15-12= 13-7= 10+6= 13-12= 8-1=
6+6= 3+1= 12+4= 14-12= 1+1=
12-4= 12-9= 10+5= 8+10= 16-7=
4+1= 10-2= 4+6= 19-6= 5+2=
13-1= 9+6= 16-11= 17-2= 8-5=
2+2= 16-8= 20-13= 20-17= 9-6=
15-9= 1-1= 10+10= 11-9= 20-2=
5+12= 2+18= 19-16= 16-16= 17+3=
10-4= 12-5= 15-11= 14-4= 4+15=
4+8= 9-3= 2+4= 9-7= 8+5=
11-7= 11+5= 2+3= 10-5= 4+10=
20-4= 19-9= 12-1= 18-5= 20-12=
19-13= 1+5= 15-14= 16-13= 10-8=
5+13= 20-6= 18+1= 20-14= 4-2=
4+11= 2-1= 1+9= 14-2= 20-15=
2+14= 13+3= 19-7= 20-10= 17-4=
15-5= 10-7= 18-17= 12+7= 7-2=
7+6= 1+13= 3-1= 10+8= 6-1=
5+15= 9+7= 8+1= 17-5= 14-5=
17-11= 1+12= 6+12= 19-5= 15-1=
-45-3+11= 16+1= 8+1= 8-6= 14-10=
12-10= 16-2= 2+3= 15-4= 1+5=
9+6= 16-12= 16-7= 18-9= 17-15=
16-13= 12+8= 4-2= 3+5= 17-9=
20-18= 1+3= 6+10= 9+11= 5+5=
15-14= 17-2= 15+4= 7-1= 9+5=
10+6= 13-4= 20-6= 13-9= 19+1=
19-8= 10-7= 6+12= 8+11= 1-1=
19-4= 15-9= 14-3= 17+1= 1+4=
7+5= 19-10= 1+17= 20-12= 20-13=
16+4= 10+2= 12+1= 16-15= 18-15=
6+1= 3+13= 4+4= 11-4= 18-6=
10+3= 10+8= 13-7= 14-13= 20-14=
9+4= 1+16= 7-6= 10-10= 6+9=
20-1= 18-7= 13+3= 18-16= 12-5=
13+1= 2+11= 14+4= 13-11= 4+11=
1+11= 16+3= 6-1= 12-4= 5+1=
2+5= 3+3= 18-13= 19-2= 4+10=
15-8= 4+3= 4+1= 13-5= 5+15=
19-1= 1+18= 7+4= 9-2= 4+15=
-46-10-8= 18-17= 1+10= 10-9= 12+7=
11-10= 14-12= 10-2= 11-6= 5+13=
9+3= 17-16= 9-5= 4+6= 18-3=
5-3= 8-4= 13+5= 8+6= 19-3=
15-11= 11+6= 17-8= 8+3= 11+4=
4+13= 4+14= 3+4= 9+2= 3+15=
11+3= 12-9= 10+1= 19-13= 6+7=
16-6= 5+7= 6+4= 1+13= 5+8=
2+7= 5+11= 17-13= 8-3= 11-11=
11+1= 19-16= 8-2= 17+2= 17-6=
14-1= 20-10= 12-3= 8-5= 5+2=
7+11= 12+2= 13-8= 7+12= 10-5=
18-2= 11+9= 12-8= 6-4= 19-9=
17-10= 2+6= 9-4= 7-7= 20-8=
2-1= 14-14= 4+5= 8+5= 4+16=
3+9= 19-11= 15+5= 1+7= 13-10=
9-1= 16-9= 6-2= 4+9= 9+9=
18+1= 16-10= 14-2= 13-1= 9-8=
11+8= 8-1= 19-7= 8+8= 20-2=
4+12= 11+2= 15+3= 9+8= 8+7=
-47-7+9= 19-12= 17-7= 3+16= 16-3=
3+10= 10+4= 5+3= 15-3= 4-1=
2+12= 8-8= 9+10= 16-11= 20-15=
16-5= 14-9= 8+12= 5+4= 10+7=
18-4= 2+16= 20-11= 19-19= 13+7=
11+7= 12-7= 6+14= 2+14= 5+6=
18+2= 14+1= 1+9= 3-3= 3+6=
3+17= 20-16= 15-5= 11-2= 17-12=
11-9= 6-6= 8+9= 6+2= 10-1=
14+3= 10-6= 14+6= 2+18= 6+8=
6+6= 5-1= 10+5= 15-13= 20-20=
9-9= 8+4= 6+13= 14-6= 15-1=
14-11= 3+1= 17-14= 12-6= 11-7=
16-4= 5-2= 12-1= 12-2= 17-17=
10-4= 15-12= 2+1= 7+7= 14-5=
14+5= 1+12= 4+8= 10-3= 3+7=
3+12= 17-3= 10+9= 14-7= 9-6=
11-1= 18-8= 15+2= 6+11= 1+1=
13-12= 13-13= 7+2= 2+13= 19-18=
16-14= 14-4= 9-3= 17-1= 15-15=
-48-20-4= 20-5= 1+2= 18-14= 2+17=
8+2= 11-8= 7+13= 1+8= 7+8=
9+1= 7-3= 12-12= 11-3= 2+8=
12-11= 18-18= 16-1= 5-4= 19-5=
1+15= 8+10= 12+3= 13-3= 17-11=
15+1= 13+4= 20-17= 16+2= 3+14=
1+19= 2+9= 15-10= 9-7= 18-12=
5+14= 2-2= 7+3= 7+1= 5+12=
13+2= 12+6= 7+6= 16-16= 6-5=
2+15= 18-11= 13+6= 12+5= 19-6=
3+8= 17-5= 5-5= 14-8= 14+2=
2+10= 13-2= 7+10= 3-2= 15-6=
2+4= 20-9= 4+2= 3-1= 11+5=
19-14= 19-17= 8-7= 18-1= 4-3=
5+9= 16-8= 17+3= 1+6= 5+10=
17-4= 11-5= 4+7= 6+5= 7-4=
13-6= 20-19= 10+10= 6-3= 6+3=
4-4= 19-15= 7-2= 18-5= 2+2=
15-7= 3+2= 9+7= 12+4= 18-10=
7-5= 20-3= 15-2= 20-7= 1+14=
-49-3+11= 16+1= 8+1= 8-6= 14-10=
12-10= 16-2= 2+3= 15-4= 1+5=
9+6= 16-12= 16-7= 18-9= 17-15=
16-13= 12+8= 4-2= 3+5= 17-9=
20-18= 1+3= 6+10= 9+11= 5+5=
15-14= 17-2= 15+4= 7-1= 9+5=
10+6= 13-4= 20-6= 13-9= 19+1=
19-8= 10-7= 6+12= 8+11= 1-1=
19-4= 15-9= 14-3= 17+1= 1+4=
7+5= 19-10= 1+17= 20-12= 20-13=
16+4= 10+2= 12+1= 16-15= 18-15=
6+1= 3+13= 4+4= 11-4= 18-6=
10+3= 10+8= 13-7= 14-13= 20-14=
9+4= 1+16= 7-6= 10-10= 6+9=
20-1= 18-7= 13+3= 18-16= 12-5=
13+1= 2+11= 14+4= 13-11= 4+11=
1+11= 16+3= 6-1= 12-4= 5+1=
2+5= 3+3= 18-13= 19-2= 4+10=
15-8= 4+3= 4+1= 13-5= 5+15=
19-1= 1+18= 7+4= 9-2= 4+15=
-50-以内的加、减法填空
20
9+( )=14 ( )+9=10 11+( )=20 ( )+14=20
4+( )=20 ( )+7=11 ( )+8=20 3+( )=10
13+( )=20 9+( )=12 4+( )=10 15+( )=20
( )+6=13 8+( )=11 16+( )=20 ( )+8=14
8+( )=15 8+( )=16 5+( )=11 1+( )=20
8+( )=17 ( )+2=11 7+( )=20 8+( )=12
9+( )=10 7+( )=10 19+( )=20 8+( )=20
9+( )=18 3+( )=20 5+( )=14 ( )+8=15
( )+6=12 ( )+9=11 5+( )=13 ( )+7=14
( )+5=10 6+( )=13 4+( )=12 3+( )=12
6+( )=11 ( )+8=11 6+( )=15 7+( )=16
( )+6=15 8+( )=13 7+( )=11 18+( )=20
7+( )=12 5+( )=20 ( )+7=12 ( )+4=10
( )+11=20 4+( )=13 2+( )=10 ( )+8=17
( )+6=20 9+( )=16 8+( )=10 ( )+3=20
9+( )=13 2+( )=20 ( )+6=14 9+( )=14
( )+9=10 ( )+9=20 6+( )=20 4+( )=20
4+( )=11 12+( )=20 3+( )=10 13+( )=20
9+( )=12 ( )+6=10 ( )+5=20 7+( )=13
( )+3=11 ( )+4=20 ( )+8=14 8+( )=15
-51-8+( )=16 5+( )=11 ( )+19=20 8+( )=17
( )+2=11 ( )+13=20 ( )+4=12 ( )+1=10
( )+3=10 ( )+1=20 8+( )=20 9+( )=18
3+( )=20 5+( )=14 ( )+8=15 6+( )=12
2+( )=11 5+( )=13 7+( )=14 5+( )=10
( )+7=13 4+( )=12 ( )+9=12 ( )+5=11
3+( )=11 6+( )=15 7+( )=16 ( )+6=15
8+( )=13 7+( )=11 18+( )=20 7+( )=12
5+( )=20 ( )+7=12 ( )+4=10 9+( )=20
4+( )=13 2+( )=10 ( )+8=17 ( )+6=20
9+( )=16 8+( )=10 ( )+3=20 ( )+4=13
( )+18=20 8+( )=14 ( )+5=14 ( )+9=10
( )+9=20 ( )+14=20 ( )+16=20 4+( )=11
12+( )=20 ( )+7=10 13+( )=20 ( )+3=12
4+( )=10 ( )+5=20 7+( )=13 ( )+3=11
( )+4=20 6+( )=14 ( )+7=15 ( )+8=16
( )+6=11 ( )+19=20 8+( )=17 9+( )=11
7+( )=20 8+( )=12 ( )+1=10 7+( )=10
( )+1=20 8+( )=20 9+( )=18 ( )+17=20
( )+9=14 7+( )=15 ( )+6=12 2+( )=11
-52-5+( )=13 ( )+7=14 5+( )=10 ( )+7=13
4+( )=12 3+( )=12 6+( )=11 ( )+8=11
6+( )=15 7+( )=16 ( )+6=15 ( )+5=13
7+( )=11 18+( )=20 ( )+5=12 ( )+15=20
( )+7=12 6+( )=10 ( )+11=20 ( )+9=13
( )+8=10 9+( )=17 ( )+6=20 ( )+7=16
( )+2=10 ( )+3=20 ( )+4=13 ( )+18=20
( )+6=14 ( )+5=14 ( )+9=10 ( )+9=20
6+( )=20 4+( )=20 ( )+7=11 ( )+8=20
( )+7=10 13+( )=20 ( )+3=12 4+( )=10
15+( )=20 ( )+6=13 ( )+3=11 16+( )=20
( )+8=14 ( )+7=15 8+( )=16 ( )+6=11
( )+19=20 8+( )=17 9+( )=11 ( )+13=20
8+( )=12 9+( )=10 7+( )=10 19+( )=20
( )+12=20 9+( )=18 3+( )=20 ( )+9=14
( )+8=15 ( )+6=12 2+( )=11 ( )+8=13
( )+7=14 ( )+5=10 ( )+7=13 4+( )=12
( )+9=12 ( )+5=11 3+( )=11 ( )+9=15
( )+9=16 ( )+6=15 8+( )=13 ( )+4=11
( )+2=20 7+( )=12 5+( )=20 ( )+7=12
-53-6+( )=10 ( )+11=20 ( )+9=13 ( )+8=10
( )+8=17 14+( )=20 ( )+7=16 ( )+2=10
( )+3=20 9+( )=13 ( )+18=20 ( )+6=14
9+( )=14 ( )+9=10 11+( )=20 6+( )=20
( )+16=20 ( )+7=11 12+( )=20 ( )+7=10
13+( )=20 ( )+3=12 4+( )=10 15+( )=20
( )+6=13 ( )+3=11 16+( )=20 6+( )=14
8+( )=15 ( )+8=16 5+( )=11 ( )+19=20
( )+9=17 ( )+2=11 ( )+13=20 ( )+4=12
( )+1=10 ( )+3=10 ( )+1=20 ( )+12=20
( )+9=18 ( )+17=20 5+( )=14 7+( )=15
6+( )=12 ( )+9=11 ( )+8=13 7+( )=14
5+( )=10 6+( )=13 4+( )=12 ( )+9=12
6+( )=11 3+( )=11 ( )+9=15 ( )+9=16
9+( )=15 ( )+5=13 ( )+4=11 ( )+2=20
( )+5=12 5+( )=20 5+( )=12 6+( )=10
( )+11=20 ( )+9=13 ( )+8=10 ( )+8=17
14+( )=20 ( )+7=16 8+( )=10 17+( )=20
( )+4=13 ( )+18=20 8+( )=14 ( )+5=14
( )+9=10 ( )+9=20 ( )+14=20 4+( )=20
-54-4+( )=11 ( )+8=20 3+( )=10 13+( )=20
9+( )=12 ( )+6=10 15+( )=20 ( )+6=13
8+( )=11 ( )+4=20 6+( )=14 ( )+7=15
8+( )=16 5+( )=11 1+( )=20 8+( )=17
9+( )=11 ( )+13=20 8+( )=12 9+( )=10
( )+3=10 19+( )=20 8+( )=20 ( )+9=18
3+( )=20 ( )+9=14 7+( )=15 6+( )=12
( )+9=11 5+( )=13 7+( )=14 ( )+5=10
6+( )=13 4+( )=12 3+( )=12 ( )+5=11
( )+8=11 ( )+9=15 ( )+9=16 ( )+6=15
( )+5=13 7+( )=11 18+( )=20 7+( )=12
( )+15=20 5+( )=12 ( )+4=10 ( )+11=20
( )+9=13 2+( )=10 ( )+8=17 ( )+6=20
9+( )=16 ( )+2=10 ( )+3=20 ( )+4=13
2+( )=20 8+( )=14 9+( )=14 ( )+9=10
11+( )=20 ( )+14=20 4+( )=20 ( )+7=11
12+( )=20 ( )+7=10 13+( )=20 ( )+3=12
( )+6=10 15+( )=20 7+( )=13 ( )+3=11
( )+4=20 6+( )=14 ( )+7=15 ( )+8=16
5+( )=11 1+( )=20 ( )+9=17 9+( )=11
-55-以内的连加、连减 混合计算
20
19-13+7= 15+9-13= 16-14-1= 13+7-1=
11+9-16= 17-2-9= 20-20+1= 12-10+9=
3+7+2= 12-5+3= 14-8+8= 2+2+15=
12+19-18= 20-14+13= 17-11+5= 5+4-7=
20-5-12= 9+13-14= 11+18-9= 3+5+4=
1+5+4= 13-6-2= 5+2-3= 16-3-3=
1+17-13= 10-5+1= 5+6-8= 3+11-3=
6+1+11= 8-4+2= 15-3-5= 2+4-1=
13-11+2= 1-1+18= 1+6+1= 11+1+3=
18-11+8= 11-3-7= 10-5-1= 12+1+1=
18+5-13= 9+8-13= 14+15-15= 8-7+15=
8+2+9= 1+9+7= 14-12+5= 14-6-2=
13-13+16= 20-15-2= 19+5-7= 16+16-14=
15-12-1= 7+6+1= 4+10+2= 13-4-3=
8+10-9= 4+3+3= 4+11-5= 2+5+2=
19-8+9= 18-10+5= 17-3-8= 18-12-5=
17-11+6= 19+7-19= 20-14-6= 17-16-1=
4+1+4= 5+5-8= 17-3-7= 13+2-13=
17-11+7= 12+9-13= 1+4+9= 14-14+5=
20-17+9= 7+18-18= 7+10+3= 11+12-15=
-56-13-10+1= 8+16-13= 18-16+14= 5+2+8=
6+1+5= 20-7-1= 9+9-6= 14-2-9=
17+6-16= 19+16-19= 19-2-17= 17-6+5=
7-1-4= 15-5-10= 1+5+8= 4+13-2=
4+3+10= 12+1+2= 12+2+6= 15+14-19=
2+7+6= 19-10+9= 11-6-5= 16-12-2=
10+6+4= 18+7-12= 18-1-15= 10+3+5=
19-2+2= 11-6+6= 4+9+4= 8+9-16=
17-6+4= 6+6-6= 13-13+12= 14+15-9=
20-5-1= 10+1+7= 13-3-3= 1+3+2=
9+6+5= 13+5-7= 10-3-3= 4+3+11=
14-5-1= 10-9+18= 15-10+4= 18-12+9=
6-1-4= 18+12-10= 2+4+14= 16-9+10=
16+9-17= 3+14+1= 1+5+14= 14+7-14=
10-1-9= 15+15-13= 14-7-5= 10+3-3=
4+10-7= 2+4+8= 18-18+9= 19-11-6=
20+1-16= 20-2+2= 15+19-18= 7-6+7=
15+19-19= 17-14+17= 19-3-6= 10+5+3=
19-2-7= 10-6+13= 11-8+12= 1+7+7=
7+4+9= 17-8-1= 4-1-1= 3+1+11=
-57-14+4-2= 7-3+9= 19-1-13= 2+9+8=
16-11+4= 2-2+14= 13+6-11= 19-2-10=
14+15-13= 20-14+9= 17-8-2= 3+7+6=
7+1+8= 17-12+7= 1+8+2= 19-2-9=
5+8+1= 18-6+8= 1+9+2= 4+5+7=
18-7-5= 18-3-12= 3+18-4= 16+11-18=
18-6-2= 7+2-4= 7+8-7= 16+6-6=
17-12+2= 12+16-15= 11-8+1= 19-1-5=
14-2-4= 7+2+10= 10-2+5= 17-15-2=
17-7-3= 20-10-5= 3+16-5= 13-7+5=
18-6-11= 17+5-2= 3-1+11= 18-15+4=
20+12-20= 9-1+9= 10-9+6= 18-8+4=
15-10+15= 18-5+5= 17-8-5= 15-14+12=
19-10-2= 15-8-5= 13-3-1= 16-3-12=
16-2-2= 13-7+6= 19-14-4= 4+2+5=
11-5+12= 7-1-6= 12+14-17= 11+13-9=
5-1+10= 12+13-6= 5-2-2= 5-5+10=
3+13-13= 4-2-1= 9-2-4= 9-9+12=
8+7+2= 10+14-10= 20-18+8= 10-10+10=
17-11+14= 9+8-5= 14+10-13= 2-2+20=
-58-20-12+3= 10+1+4= 15-7-3= 3+20-4=
16-10-4= 18-17+14= 4+4+8= 13+3-11=
7-4+1= 3+1+15= 2-2+18= 12+18-18=
12-9+2= 4+18-16= 11-9-1= 12-10+6=
2+17-3= 5+10-1= 20+17-20= 14-12+4=
3+8-9= 11+2-5= 13+1-9= 16-13+6=
13-1-2= 13+1+1= 13-7+12= 19-19+3=
3+19-19= 10-1-1= 16+2-5= 8+2+5=
8+1+8= 2+6+10= 5-4+19= 11+13-4=
2+9+7= 4+2-6= 5-2+6= 14+13-7=
2+6+8= 16-11-1= 18-2-9= 15-3-10=
2+1+8= 4+12-15= 12-1+1= 15-3-4=
12+9-18= 16-11-2= 1+13+6= 8+3+9=
10+19-20= 15-5-5= 8+19-20= 16-15-1=
15-12+14= 20-12+5= 1+5+13= 2+1+13=
12-5+2= 16-8-6= 19-17+10= 4+15-8=
4+14-8= 4+2+9= 18-17+2= 17-2+2=
19-3-1= 20+4-17= 1+15-12= 19+8-10=
4+2+14= 2+2+6= 16-8+4= 9+8+3=
16-7+4= 20-13-5= 18-15+13= 9-6+12=
-59-19-8-7= 12-4-3= 3-2+3= 16-12+2=
19-2-15= 16+12-14= 18-8-4= 14+1+5=
5-2+14= 15-14+9= 5-3+5= 8-3+7=
8+1+4= 2+16-6= 16-3-9= 16+3+1=
9-8+7= 15-10-4= 12+2-3= 4+8+7=
6+5+9= 17+18-20= 3+8-8= 9+7+2=
2+18-16= 1+11-5= 13-10-1= 11-3+9=
4+19-20= 16+12-17= 4+2+6= 5+6+5=
6-3+17= 15-12+16= 6+3+2= 4+19-13=
9+8+1= 5-4+7= 13+18-14= 1+6+12=
3+1+4= 17-16+4= 2-1+4= 6-6+8=
3+10+4= 6-2+2= 13-11+11= 9-1+10=
18+1-13= 18-14+10= 1+7+10= 5+3+4=
18-17+10= 14-4+8= 17-1-2= 1+13+1=
7+2-8= 13-8+12= 15-8-7= 4+12+1=
7+1+2= 10+3+1= 15+2+1= 15-9-3=
18-1-8= 5+16-15= 9+14-4= 1+1+7=
10-4+11= 17-9+7= 5+7+8= 8+16-19=
13-4-4= 1+5+2= 8+7-9= 16-2-12=
16+1-11= 20-10-2= 7+4+4= 20-2-1=
-60-11+14-5= 13-1-7= 19-9-10= 7+11+2=
5+18-3= 17-12+10= 6-2+3= 17-7-4=
16+7-20= 19+16-18= 16-5-11= 20-11-3=
13+3+4= 9+3-5= 3+6+6= 16-8-5=
10-2-6= 9-6+15= 14-7-6= 20-3+1=
16-7-3= 15-11+15= 7-6+1= 19-7+5=
8-1-7= 11+8+1= 15+10-16= 20-18+17=
2-2+9= 6-2+13= 2+12-10= 9-7+18=
13+4+3= 3+10+3= 15-2-3= 7+6+4=
18+5-5= 19-8+6= 18-18+20= 2+1+6=
20-18+13= 1+3+16= 4+8+3= 10+3+2=
8+18-18= 12+3-1= 18-5-2= 1+5-1=
19+7-18= 17-5+3= 18-13+11= 8+8-10=
7+5-1= 10-2-4= 20-5-14= 8+4+2=
6+5+6= 11-5-5= 6+6+2= 4-3+9=
20-3-12= 12+9-8= 1+3+9= 11+5-15=
6+6+3= 4-4+11= 8+5-13= 19-18+18=
13-5-4= 10+5+4= 7+3+8= 18-3-15=
19-6-4= 5+19-17= 8-7+16= 7-4+16=
14-10+5= 1+18-8= 11-6-1= 8-1-5=
-61-1+1+15= 10+5-13= 17-3-12= 3-1+4=
18-10-7= 18-13-1= 13-2-3= 8-8+7=
18+8-6= 17-4-3= 17-2-10= 5+2+10=
4+3+4= 16+10-18= 9-4-4= 12-5-3=
19-5-5= 12-6-4= 1+14+4= 10+7-10=
5+1+5= 5-3+14= 18-8+1= 13-4-1=
1+2+6= 1+14+3= 6-6+14= 15-5-7=
13+5-5= 8-8+8= 15-6-8= 2-1+13=
6+17-8= 15+12-18= 12-8+16= 13-13+11=
13+3+2= 7+8+4= 13+3+1= 19+4-7=
12+12-18= 4+18-12= 4+10+5= 8+5+6=
20-3-2= 7+8+3= 5+4+4= 13+5+1=
13-8+15= 18-14-4= 6-6+7= 3+13+2=
9+13-18= 19-4-15= 15-15+18= 14+19-20=
9+15-7= 12+16-12= 19-13-1= 13+17-19=
19-9-6= 18-10-6= 3+4-7= 20-6-2=
19-5-14= 2-1-1= 12+2-9= 20+2-5=
11+20-15= 18-3-13= 11+1-9= 11-3+2=
12+16-8= 13+14-13= 7+11-13= 8+4+5=
15-7-5= 15+11-6= 19-5+3= 5+14-19=
-62-18-6-6= 16-3-1= 20-6-5= 11-1+5=
12-3+7= 18-14-1= 7-4+6= 18+2-20=
8+10-15= 16-14+18= 20+7-9= 16-8-8=
16-16+18= 6-3+1= 1+15-6= 2+1+4=
18+1-18= 12+2-2= 15-15+2= 9+9+1=
20-8-1= 13-3+5= 17-2-14= 8+2+2=
2+8+8= 4+1-1= 7-6+12= 12-12+6=
18+12-13= 1+11-9= 7+10+1= 1+1+1=
7-6+16= 11-7+9= 2+13-6= 16-3+2=
10+2-4= 19-15+10= 17-5-8= 5-1-2=
19-14-2= 17-14-3= 1+17-4= 18-5-5=
11-1-8= 15-2-2= 1+4+7= 5+7+4=
16+1+3= 15-5+3= 7+7+3= 15+2-5=
4+15-7= 18-3-6= 19-1-9= 2+17-7=
6-2+10= 3-3+15= 5+11+4= 12+11-9=
16-14+16= 10-4-4= 1+12+4= 7+9+4=
19+4-5= 4-4+8= 9+3+4= 6+2-5=
16-11-5= 19+18-20= 18-16+13= 8+1+5=
9+8-14= 2+20-2= 19-5+2= 9+2+2=
12+11-13= 4+6+9= 8+7+3= 20-1-19=
-63-10+6+1= 3+19-6= 14-11-3= 11+17-10=
1+12+5= 19+1-15= 19-15-4= 8-4-4=
8-8+2= 11+4+4= 6+15-2= 20+8-16=
20-5-10= 20-19+18= 6+6+1= 10-2-3=
15-12-2= 2+8+7= 4+1+3= 13+8-6=
3-2+5= 5+10+5= 3+5+9= 10-10+9=
9+7-11= 16-12+8= 19-8-8= 11-7-1=
1+2+11= 9-3+8= 13+9-5= 5-2+1=
12+16-9= 18-8+2= 3+6+7= 11+18-19=
6+2+3= 19-16-2= 8+3-2= 3+3+7=
20-8-8= 1+2+1= 18-18+8= 13+7-20=
16-6-8= 1+9-3= 20+3-12= 15-2-4=
15+6-10= 10-8+4= 17-4-12= 14+8-14=
2+7+9= 10+3+7= 7+18-17= 18-2-2=
8-5+9= 19-2-4= 3-1+15= 16-1-4=
7-6+4= 20-5-11= 19-2-3= 15-4-5=
10-10+12= 18-2-15= 14-12-1= 3+1+5=
3+7+10= 6+9+1= 3+3+8= 9+12-5=
20-4-13= 20-16-2= 3+4+4= 8+1+1=
14-7-3= 12+12-4= 9+1+2= 20-20+14=
-64-19-18+16= 13+1+3= 17-5-4= 1+3+4=
13+13-13= 20-7-10= 17-13+1= 17-12+1=
9+4+5= 4+7+6= 6+5+2= 2+2+8=
5+11-14= 11-9+13= 5+3-7= 8-5+10=
10-8+15= 16+1-15= 2+5+1= 5+8+5=
20-20+4= 13+11-19= 13-7+9= 16-15+18=
6+3+4= 15-1-4= 1+2+17= 18-13+12=
15+2-15= 4+9-4= 16+12-15= 14-11+5=
13+17-15= 15-2+4= 1-1+12= 2+2+10=
13-1-3= 20-6-7= 3+2+3= 10+9-18=
3+9+8= 16-6+5= 17-5-9= 9+15-19=
1+16+3= 11+5+2= 5-5+4= 6+2+12=
1+18-11= 9+12-7= 2+11-1= 12-7-3=
9-2-6= 5+3+8= 2+7+11= 14-3-4=
2+18-20= 6+8+3= 9-4-1= 15+2+2=
20-18+5= 18-9-7= 11-4+7= 2+11-9=
3+8+7= 18-15+12= 16-5-6= 7-2+12=
7+1+6= 13-2-5= 6+4+5= 5+1+13=
18-9-1= 15-9+4= 7-5+13= 17-9-6=
4+5-5= 14-3-8= 15-6-5= 8+8+1=
-65-7+10+3= 14-7-7= 19-7-3= 20+16-19=
20-17+14= 5+2+3= 6-3+11= 7+2+1=
3+20-17= 11-4+6= 2+9+3= 19-6-11=
10-6+12= 5+10-11= 1-1+15= 3+12-12=
6+11+1= 20-7-8= 7-1-1= 17-10+9=
19-9-7= 10-5-4= 18+14-15= 5+9-11=
17-14+16= 9+19-14= 12+20-18= 18-13+11=
12-3-9= 14-3-1= 19+9-14= 12+8-15=
15-4-4= 5+7+1= 5-1+12= 11+8-8=
11+2+6= 15-2-10= 4+10-1= 11+5-9=
2+10+7= 8-1-5= 1+5+11= 9-5+10=
17+6-7= 16-11+13= 20-2-6= 12-4-3=
3+14+1= 6-2+5= 19+3-20= 2-1+5=
18-14-3= 19-2-1= 6+15-6= 4+1+15=
16-2-2= 3+5+2= 7+6-2= 10-8-2=
9+14-6= 18-2-14= 17+13-18= 15-6+7=
4+1+10= 18-14-4= 4+6+7= 16-3-5=
6-5+4= 5+6-4= 4+2+9= 11-1-3=
6+3+1= 6+7+1= 18-4-10= 18-2-13=
1+1+5= 7-5+14= 6+3+8= 15-12+5=
-66-14-6+8= 20-15+14= 13+1+3= 20+3-8=
12-12+5= 18-15+9= 8-4+15= 3+19-12=
16-6-8= 5+8+7= 9-1-4= 20+3-19=
12-10+6= 10-8+8= 18-2+4= 15-9-4=
6+13+1= 12-2+3= 14-7+4= 18-15+2=
3+3+8= 3+16-2= 3+16-5= 10-1-2=
16-2+1= 19-14+7= 6+6+7= 7-7+16=
17+3-3= 15-4+6= 16+12-18= 10-2+7=
4+5+5= 7+5+5= 2+18-15= 1+13-4=
12+6-11= 4-4+6= 12-12+8= 8-1-6=
6+7-10= 14-7-4= 5+6+6= 14-5+2=
16-1-14= 14-11-3= 18-4-14= 14-1+2=
18+11-12= 8+5+5= 2+7+1= 3+2+2=
17-6+4= 4+1+6= 19-14-2= 10+1+5=
13-9+7= 14-12+2= 20-12-1= 4+3-2=
8-5-3= 1+13+5= 2+20-5= 12-7+1=
15+1+4= 19-10+8= 19-4-1= 18-17+17=
2+12-5= 3+12+5= 12-10+3= 6+14-3=
19-1-16= 18-1+1= 18-9+2= 8-2-5=
4+10+3= 11+6+1= 11+10-3= 6-1-2=
-67-12+1+7= 4+11-13= 17+9-7= 14-3+1=
17+2-19= 7+1+9= 1+4+3= 20+2-17=
2+6+1= 11-8+4= 16-12-1= 2+4+5=
17+2-3= 5+1-5= 4+3+7= 17+7-19=
6+10-11= 19-11+10= 7-6+11= 11+3-6=
3-3+16= 14-3-2= 5+5+3= 19-16+9=
8+20-15= 6+14-18= 2+9-10= 5-5+1=
18-18+5= 15-2+6= 4+4+10= 1+2+1=
13+4-12= 5+6+7= 3+10+5= 9+11-13=
19+9-12= 13-10-2= 20-9+8= 3+1+1=
15-11+16= 19-11-2= 4+1+5= 14-13+10=
4-4+20= 18+9-16= 2+2+7= 13-5+10=
9+17-18= 16-10-2= 8+4+2= 2+7+6=
11+12-11= 10+8+2= 5-1+2= 5+11+2=
12-1-10= 3+8+8= 4+2+10= 20-4-6=
8-8+13= 9-1+8= 19-2-17= 2+7-3=
17+1-17= 17-10+1= 6-4+13= 11-3+1=
19-4-7= 9-2-3= 18-14+16= 4+10-6=
1+1+11= 20-13-2= 4+11+1= 3+5+3=
14-10+16= 1+13-11= 13-8+11= 4+18-19=
-68-5-1+10= 13-3+2= 2-1+15= 5+4+11=
20-3-4= 16-2+2= 4+6-10= 4+3+11=
14-2-4= 6-1-4= 16-5+8= 11+7-16=
2+10+6= 18-5-6= 19-5+4= 14+18-12=
3+3+4= 6+10+2= 15+1-5= 19-15-1=
14+6-7= 12+1+2= 13-12+13= 20-4-4=
19-19+13= 1+4+2= 3+9-11= 20-2-10=
11-3-1= 2+5-4= 1+18-17= 10+4+4=
19-2-12= 20-1-18= 3+10-5= 10-4+1=
8+3+6= 14+3+3= 17-15+12= 14-14+17=
8+4-6= 14-3-11= 3+1+6= 10-4+4=
3+2+15= 10+16-12= 3-3+17= 8-8+14=
19-15-2= 7-3+11= 15-3+6= 9+1+2=
16-7+4= 14-2-2= 7+3+9= 6+2+7=
7+6+1= 5+11-9= 20-11+7= 9+15-6=
16-4+5= 20-20+3= 13-6-4= 15-10+13=
1+1+9= 14-12+16= 10-4-1= 17-5-3=
2+5+1= 11-2+5= 20-10-3= 3+8-4=
12+4-3= 14-1-10= 13-2-10= 7-1+10=
12+15-16= 9+11-6= 11-1+2= 1+2+8=
-69-14-1-6= 13-13+20= 8+2+9= 15-6-2=
16-15-1= 1+3+16= 16-2-1= 17+17-19=
18-3-8= 18-4-13= 12+5+3= 3+15-5=
9-4+12= 18-9-4= 13+1+6= 1+8+1=
18-10-5= 2+8+1= 6+18-4= 6+11+3=
1+6+1= 1+10+4= 20-4-3= 20+1-19=
13+6-11= 14-6-1= 15-14+12= 11+4+3=
3+8+3= 3-1+11= 15+16-13= 15+11-8=
5+1+3= 9-5+8= 20-5-1= 1+14-12=
14-10+8= 16+5-19= 14+3-15= 5+5+2=
18-2-2= 17+15-18= 13+11-16= 8+13-19=
7+15-2= 3+5+7= 19-17+2= 8+4+7=
20-7-10= 10-5+10= 2+15-2= 16-4+8=
18-10-7= 12+16-8= 20-3-10= 17+7-16=
18-4-11= 10+6-12= 17-1+4= 9-4+11=
18-18+9= 20-20+15= 7+10-8= 1+14+5=
8+10-2= 16-15+4= 5+6+9= 10+6+3=
1+3+2= 15-11-4= 9+1+6= 6+1+5=
14-12+1= 6+14-4= 2+1+4= 17+12-20=
17-7+7= 2+10-8= 20-4-11= 11-8+2=
-70-以内的退位减法
20
15-7= 12-4= 10-6= 20-15= 16-8=
20-12= 20-19= 20-17= 15-9= 20-5=
10-9= 20-3= 11-9= 20-14= 10-8=
13-6= 20-18= 12-8= 11-3= 12-6=
13-8= 15-6= 13-5= 13-9= 20-9=
14-9= 14-8= 13-7= 15-8= 20-1=
16-9= 12-3= 17-9= 14-7= 20-4=
11-8= 10-2= 17-8= 16-7= 20-8=
11-5= 10-7= 13-4= 11-4= 20-7=
12-9= 14-5= 11-6= 11-2= 10-1=
20-16= 20-13= 11-7= 18-9= 12-5=
20-2= 10-5= 20-6= 10-4= 12-7=
10-3= 14-6= 20-11= 15-7= 12-4=
10-6= 20-15= 16-8= 20-12= 20-19=
20-17= 15-9= 20-5= 10-9= 20-3=
11-9= 20-14= 10-8= 13-6= 20-18=
12-8= 11-3= 12-6= 13-8= 15-6=
13-5= 13-9= 20-9= 14-9= 14-8=
13-7= 15-8= 20-1= 16-9= 12-3=
17-9= 14-7= 20-4= 11-8= 10-2=
-71-17-8= 16-7= 20-8= 11-5= 10-7=
13-4= 11-4= 20-7= 12-9= 14-5=
11-6= 11-2= 10-1= 20-16= 20-13=
11-7= 18-9= 12-5= 20-2= 10-5=
20-6= 10-4= 12-7= 10-3= 14-6=
20-11= 15-7= 12-4= 10-6= 20-15=
16-8= 20-12= 20-19= 20-17= 15-9=
20-5= 10-9= 20-3= 11-9= 20-14=
10-8= 13-6= 20-18= 12-8= 11-3=
12-6= 13-8= 15-6= 13-5= 13-9=
20-9= 14-9= 14-8= 13-7= 15-8=
20-1= 16-9= 12-3= 17-9= 14-7=
20-4= 11-8= 10-2= 17-8= 16-7=
20-8= 11-5= 10-7= 13-4= 11-4=
20-7= 12-9= 14-5= 11-6= 11-2=
10-1= 20-16= 20-13= 11-7= 18-9=
12-5= 20-2= 10-5= 20-6= 10-4=
12-7= 10-3= 14-6= 20-11= 15-7=
12-4= 10-6= 20-15= 16-8= 20-12=
20-19= 20-17= 15-9= 20-5= 10-9=
-72-20-3= 11-9= 20-14= 10-8= 13-6=
20-18= 12-8= 11-3= 12-6= 13-8=
15-6= 13-5= 13-9= 20-9= 14-9=
14-8= 13-7= 15-8= 20-1= 16-9=
12-3= 17-9= 14-7= 20-4= 11-8=
10-2= 17-8= 16-7= 20-8= 11-5=
10-7= 13-4= 11-4= 20-7= 12-9=
14-5= 11-6= 11-2= 10-1= 20-16=
20-13= 11-7= 18-9= 12-5= 20-2=
10-5= 20-6= 10-4= 12-7= 10-3=
14-6= 20-11= 15-7= 12-4= 10-6=
20-15= 16-8= 20-12= 20-19= 20-17=
15-9= 20-5= 10-9= 20-3= 11-9=
20-14= 10-8= 13-6= 20-18= 12-8=
11-3= 12-6= 13-8= 15-6= 13-5=
13-9= 20-9= 14-9= 14-8= 13-7=
15-8= 20-1= 16-9= 12-3= 17-9=
14-7= 20-4= 11-8= 10-2= 17-8=
16-7= 20-8= 11-5= 10-7= 13-4=
11-4= 20-7= 12-9= 14-5= 11-6=
-73-11-2= 10-1= 20-16= 20-13= 11-7=
18-9= 12-5= 20-2= 10-5= 20-6=
10-4= 12-7= 10-3= 14-6= 20-11=
15-7= 12-4= 10-6= 20-15= 16-8=
20-12= 20-19= 20-17= 15-9= 20-5=
10-9= 20-3= 11-9= 20-14= 10-8=
13-6= 20-18= 12-8= 11-3= 12-6=
13-8= 15-6= 13-5= 13-9= 20-9=
14-9= 14-8= 13-7= 15-8= 20-1=
16-9= 12-3= 17-9= 14-7= 20-4=
11-8= 10-2= 17-8= 16-7= 20-8=
11-5= 10-7= 13-4= 11-4= 20-7=
12-9= 14-5= 11-6= 11-2= 10-1=
20-16= 20-13= 11-7= 18-9= 12-5=
20-2= 10-5= 20-6= 10-4= 12-7=
10-3= 14-6= 20-11= 15-7= 12-4=
10-6= 20-15= 16-8= 20-12= 20-19=
20-17= 15-9= 20-5= 10-9= 20-3=
11-9= 20-14= 10-8= 13-6= 20-18=
12-8= 11-3= 12-6= 13-8= 15-6=
-74-13-5= 13-9= 20-9= 14-9= 14-8=
13-7= 15-8= 20-1= 16-9= 12-3=
17-9= 14-7= 20-4= 11-8= 10-2=
17-8= 16-7= 20-8= 11-5= 10-7=
13-4= 11-4= 20-7= 12-9= 14-5=
11-6= 11-2= 10-1= 20-16= 20-13=
11-7= 18-9= 12-5= 20-2= 10-5=
20-6= 10-4= 12-7= 10-3= 14-6=
20-11= 15-7= 12-4= 10-6= 20-15=
16-8= 20-12= 20-19= 20-17= 15-9=
20-5= 10-9= 20-3= 11-9= 20-14=
10-8= 13-6= 20-18= 12-8= 11-3=
12-6= 13-8= 15-6= 13-5= 13-9=
20-9= 14-9= 14-8= 13-7= 15-8=
20-1= 16-9= 12-3= 17-9= 14-7=
20-4= 11-8= 10-2= 17-8= 16-7=
20-8= 11-5= 10-7= 13-4= 11-4=
20-7= 12-9= 14-5= 11-6= 11-2=
10-1= 20-16= 20-13= 11-7= 18-9=
12-5= 20-2= 10-5= 20-6= 10-4=
-75-12-7= 10-3= 14-6= 20-11= 15-7=
12-4= 10-6= 20-15= 16-8= 20-12=
20-19= 20-17= 15-9= 20-5= 10-9=
20-3= 11-9= 20-14= 10-8= 13-6=
20-18= 12-8= 11-3= 12-6= 13-8=
15-6= 13-5= 13-9= 20-9= 14-9=
14-8= 13-7= 15-8= 20-1= 16-9=
12-3= 17-9= 14-7= 20-4= 11-8=
10-2= 17-8= 16-7= 20-8= 11-5=
10-7= 13-4= 11-4= 20-7= 12-9=
14-5= 11-6= 11-2= 10-1= 20-16=
20-13= 11-7= 18-9= 12-5= 20-2=
10-5= 20-6= 10-4= 12-7= 10-3=
14-6= 20-11= 15-7= 12-4= 10-6=
20-15= 16-8= 20-12= 20-19= 20-17=
15-9= 20-5= 10-9= 20-3= 11-9=
20-14= 10-8= 13-6= 20-18= 12-8=
11-3= 12-6= 13-8= 15-6= 13-5=
13-9= 20-9= 14-9= 14-8= 13-7=
15-8= 20-1= 16-9= 12-3= 17-9=
-76-14-7= 20-4= 11-8= 10-2= 17-8=
16-7= 20-8= 11-5= 10-7= 13-4=
11-4= 20-7= 12-9= 14-5= 11-6=
11-2= 10-1= 20-16= 20-13= 11-7=
18-9= 12-5= 20-2= 10-5= 20-6=
10-4= 12-7= 10-3= 14-6= 20-11=
15-7= 12-4= 10-6= 20-15= 16-8=
20-12= 20-19= 20-17= 15-9= 20-5=
10-9= 20-3= 11-9= 20-14= 10-8=
13-6= 20-18= 12-8= 11-3= 12-6=
13-8= 15-6= 13-5= 13-9= 20-9=
14-9= 14-8= 13-7= 15-8= 20-1=
16-9= 12-3= 17-9= 14-7= 20-4=
11-8= 10-2= 17-8= 16-7= 20-8=
11-5= 10-7= 13-4= 11-4= 20-7=
12-9= 14-5= 11-6= 11-2= 10-1=
20-16= 20-13= 11-7= 18-9= 12-5=
20-2= 10-5= 20-6= 10-4= 12-7=
10-3= 14-6= 20-11= 15-7= 12-4=
10-6= 20-15= 16-8= 20-12= 20-19=
-77-20-17= 15-9= 20-5= 10-9= 20-3=
11-9= 20-14= 10-8= 13-6= 20-18=
12-8= 11-3= 12-6= 13-8= 15-6=
13-5= 13-9= 20-9= 14-9= 14-8=
13-7= 15-8= 20-1= 16-9= 12-3=
17-9= 14-7= 20-4= 11-8= 10-2=
17-8= 16-7= 20-8= 11-5= 10-7=
13-4= 11-4= 20-7= 12-9= 14-5=
11-6= 11-2= 10-1= 20-16= 20-13=
11-7= 18-9= 12-5= 20-2= 10-5=
20-6= 10-4= 12-7= 10-3= 14-6=
20-11= 15-7= 12-4= 10-6= 20-15=
16-8= 20-12= 20-19= 20-17= 15-9=
20-5= 10-9= 20-3= 11-9= 20-14=
10-8= 13-6= 20-18= 12-8= 11-3=
12-6= 13-8= 15-6= 13-5= 13-9=
20-9= 14-9= 14-8= 13-7= 15-8=
20-1= 16-9= 12-3= 17-9= 14-7=
20-4= 11-8= 10-2= 17-8= 16-7=
20-8= 11-5= 10-7= 13-4= 11-4=
-78-20-7= 12-9= 14-5= 11-6= 11-2=
10-1= 20-16= 20-13= 11-7= 18-9=
12-5= 20-2= 10-5= 20-6= 10-4=
12-7= 10-3= 14-6= 20-11= 15-7=
12-4= 10-6= 20-15= 16-8= 20-12=
20-19= 20-17= 15-9= 20-5= 10-9=
20-3= 11-9= 20-14= 10-8= 13-6=
20-18= 12-8= 11-3= 12-6= 13-8=
15-6= 13-5= 13-9= 20-9= 14-9=
14-8= 13-7= 15-8= 20-1= 16-9=
12-3= 17-9= 14-7= 20-4= 11-8=
10-2= 17-8= 16-7= 20-8= 11-5=
10-7= 13-4= 11-4= 20-7= 12-9=
14-5= 11-6= 11-2= 10-1= 20-16=
20-13= 11-7= 18-9= 12-5= 20-2=
10-5= 20-6= 10-4= 12-7= 10-3=
14-6= 20-11= 15-7= 12-4= 10-6=
20-15= 16-8= 20-12= 20-19= 20-17=
15-9= 20-5= 10-9= 20-3= 11-9=
20-14= 10-8= 13-6= 20-18= 12-8=
-79-11-3= 12-6= 13-8= 15-6= 13-5=
13-9= 20-9= 14-9= 14-8= 13-7=
15-8= 20-1= 16-9= 12-3= 17-9=
14-7= 20-4= 11-8= 10-2= 17-8=
16-7= 20-8= 11-5= 10-7= 13-4=
11-4= 20-7= 12-9= 14-5= 11-6=
11-2= 10-1= 20-16= 20-13= 11-7=
18-9= 12-5= 20-2= 10-5= 20-6=
10-4= 12-7= 10-3= 14-6= 20-11=
15-7= 12-4= 10-6= 20-15= 16-8=
20-12= 20-19= 20-17= 15-9= 20-5=
10-9= 20-3= 11-9= 20-14= 10-8=
13-6= 20-18= 12-8= 11-3= 12-6=
13-8= 15-6= 13-5= 13-9= 20-9=
14-9= 14-8= 13-7= 15-8= 20-1=
16-9= 12-3= 17-9= 14-7= 20-4=
11-8= 10-2= 17-8= 16-7= 20-8=
11-5= 10-7= 13-4= 11-4= 20-7=
12-9= 14-5= 11-6= 11-2= 10-1=
20-16= 20-13= 11-7= 18-9= 12-5=
-80-