小学数学简便计算专项练习题Word文件下载.doc
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1.7
1.25÷
×
0.8102×
7.3÷
5.141.06-19.72-20.28700÷
14÷
5 18.6÷
2.5÷
0.41.06×
2.5×
45.68+(5.39+4.32)19.68-(2.97+9.68)
1.25×
(8÷
0.5)0.25×
(4×
1.2)1.25×
(213×
0.8)25×
(0.4+40)
0.92×
1.41+0.92×
8.591.3×
11.6-1.6×
1.3
小学数学简便计算专项练习题
(一)
①(13×
8)×
125
②3700-2185-815
③20×
(17×
5)④4×
25×
3⑤14×
20×
5
⑥25×
(40×
32)⑦(5×
7)×
80
⑧4×
9×
25
⑨8×
14×
125×
6⑩16×
5×
4
(11)259+468+741+532(12)23×
4×
5
(13)40×
3×
(14)25×
6×
(15)25×
(6×
4)
(16)(8×
6)×
125
2