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小学1-6年级全科辅导资料
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口算练习 20 以内的退位减法
12-3= 16-8= 15-6= 17-9= 16-7=
15-7= 13-4= 10-2= 18-9= 11-4=
12-4= 17-8= 14-7= 12-4= 13-4=
15-8= 11-3= 17-8= 10-3= 13-5=
14-5= 14-8= 10-1= 13-7= 12-5=
15-7= 10-3= 13-5= 12-6= 18-9=
14-5= 13-6= 12-9= 15-7= 11-8=
12-4= 11-9= 10-4= 13-9= 10-3=
12-7= 18-9= 11-6= 18-9= 11-9=
10-7= 10-9= 14-6= 15-8= 15-9=
12-8= 11-5= 11-7= 14-9= 13-5=
10-9= 11-9= 17-8= 13-6= 11-8=
9+( )=16 5+( )=10 ( )+4=11 14-( )=9
4+( )=12 ( )+9=13 9+( )=15 ( )-8=9
( )+9=10 ( )-9=3 ( )-7=7 ( )-8=5
13-8-3= 12-8+4= 11-6+4= 15-6-7=
13-7-4= 4+9-5= 16-9-7= 18-9+3=
11+3-9= 14-5-5= 12-8+6= 13-7+7=
1—
口算练习 20 以内的退位减法
16-7= 17-9= 15-6= 10-2= 14-5=
14-8= 10-1= 14-6= 15-6= 15-9=
13-4= 15-7= 15-6= 10-5= 18-9=
13-4= 10-6= 17-8= 15-8= 12-6=
11-6= 12-9= 16-8= 10-7= 15-7=
11-5= 18-9= 11-7= 10-3= 13-8=
13-6= 11-6= 18-9= 12-4= 11-8=
12-6= 12-8= 11-9= 13-9= 10-8=
13-5= 14-9= 11-4= 12-3= 10-4=
10-7= 13-7= 10-7= 11-7= 10-9=
13-6= 14-6= 10-8= 13-4= 13-8=
12-6= 12-8= 11-9= 13-9= 10-8=
4+( )=10 15-( )=6 14-( )=8 ( )-9=1
( )-7=3 ( )+5=11 ( )+3=12 4+( )=12
( )+9=11 ( )-9=6 ( )-8=4 9+( )=10
12-6+3= 12-3-1= 2+11-4= 4+9-5=
11-5+2= 12+3-6= 14-7-7= 14-7+2=
13-7-5= 18-9-2= 16-9-4= 18-9-1=
2—
口算练习 20 以内的退位减法
10-3= 18-9= 12-5= 12-3= 15-8=
11-2= 14-6= 14-7= 16-7= 16-8=
15-8= 13-4= 10-5= 14-5= 14-9=
13-5= 11-4= 13-7= 14-7= 12-6=
13-8= 13-4= 17-9= 13-4= 10-2=
11-5= 15-8= 13-8= 10-6= 12-7=
11-7= 15-7= 16-7= 10-7= 13-6=
10-4= 13-6= 10-4= 17-9= 11-6=
13-9= 11-8= 13-4= 12-9= 17-8=
12-4= 13-6= 11-9= 10-4= 12-8=
10-9= 13-8= 10-9= 11-6= 15-8=
15-6= 12-9= 17-9= 13-9= 10-8=
14-8= 10-8= 10-4= 10-9= 17-9=
12-9= 16-9= 13-8= 11-7= 10-1=
16-9-5= 11+2-6= 12-7-3= 11-2-1=
15-( )=8 ( )+9=18 8+( )=15 ( )+9=14
6+( )=11 ( )+3=10 7+( )=16 6+( )=14
13-( )=7 ( )-1=9 ( )-5=8 ( )-9=7
3—
口算练习 20 以内的退位减法
10-1= 12-4= 16-7= 14-6= 15-6=
13-9= 18-9= 11-3= 13-4= 11-5=
15-6= 17-9= 18-9= 11-5= 17-8=
13-9= 16-7= 16-8= 11-2= 10-7=
13-4= 13-7= 13-9= 18-9= 15-8=
14-5= 13-6= 11-5= 10-2= 10-7=
10-5= 12-8= 14-9= 12-8= 13-5=
16-9= 12-3= 13-7= 12-9= 11-5=
10-7= 12-5= 11-7= 13-8= 10-2=
14-5= 15-7= 15-6= 13-9= 11-8=
15-9= 10-3= 13-8= 11-4= 11-6=
13-5= 10-7= 12-7= 11-7= 14-5=
( )+8=17 ( )-7=6 ( )+7=15 13-( )=4
8+( )=17 ( )-6=9 ( )+7=13 ( )-8=9
13-( )=9 9+( )=10 10-( )=8 ( )-6=6
13-4-8= 11-8-1= 8+10-9= 13-6+6=
15-8+6= 16-9+7= 2+10-5= 3+10-7=
5+7-8= 11-4+3= 11-7+8= 11-6-3=
4—
口算练习 20 以内的退位减法
11-2= 14-6= 14-5= 10-2= 12-3=
16-8= 16-7= 14-7= 13-5= 10-1=
12-5= 17-9= 13-4= 11-7= 15-6=
13-9= 15-8= 13-8= 15-7= 12-6=
17-9= 13-7= 11-7= 17-8= 11-6=
16-9= 12-7= 11-4= 14-8= 17-9=
18-9= 13-9= 13-4= 11-7= 11-4=
10-5= 10-7= 15-7= 10-4= 12-4=
11-5= 13-6= 10-1= 10-6= 11-8=
14-9= 12-9= 10-5= 13-6= 11-3=
13-7= 12-8= 16-7= 11-7= 13-4=
10-7= 17-8= 10-6= 14-8= 10-3=
8+( )=14 ( )-9=1 ( )+9=15 ( )-6=4
( )+1=10 ( )+8=16 16-( )=9 ( )+9=11
( )-9=7 7+( )=10 ( )+9=10 ( )-6=7
11-4-6= 16-7-2= 11-7-1= 11-2-8=
3+9-4= 1+14-8= 5+10-7= 12-5+2=
14-9-5= 12+3-9= 12-7+6= 16-9-6=
5
