文档文本内容
速算单项作业六
练习一：加、减、乘法
题干
求和
9662
4122
8346
2067
703
7796
4795
4684
24197
17978
题干
963
-
336
505
-
292
759
-
278
909
-
154
627
213
481
755
题干
528
×
17.50%
449
×
9.50%
193
×
5.40%
198
×
25.90%
92.4
42.7
10.4
51.3
题干
321
×
9.70%
252
×
5.90%
165
×
11.90%
947
×
59.90%
31.1
14.9
19.6
567.3
练习二：除法拆分、分数大小比较
788
99.12%
534
253.08%
795
211
782
12.54%
882
24.67%
6238
3575
7835
106.34%
6151
74.81%
7368
8222
622
11.57%
898
24.68%
5378
3639
113
1.67%
5823
323.68%
6784
1799
922
150.41%
346
7.72%
613
4481
322
4.18%
826
58.29%
7708
1417
比较分数大小
①
896
<
883
②
976
<
831
8096
7858
1362
1130
③
321
<
361
④
130
<
158
7511
8162
2493
2855
练习三：假设分配/“415”份数法
题干
1787
6.40%
5959
7.40%
75881
5.10%
1680
107
5548
411
72199
3682
题干
77424
13.50%
68807
10.70%
86876
18.50%
68215
9209
62156
6651
73313
13563
题干
5831
34.60%
74798
61.30%
48009
17.50%
4332
1499
46372
28426
40859
7150
题干
45948
22.30%
6528
8.60%
14304
20.40%
37570
8378
6011
517
11880
2424
题干
8329
-1.70%
92364
-5.10%
4807
-6.20%
8473
-144
97328
-4964
5125
-318
