题目内容
脱式计算下面各题。
|
| (1)原式=726+51 =777 |
(2)原式=390×31 =12090 |
| (3)原式=1611÷9 =179 |
(4)原式=3400-952 =2448 |
| (5)原式= 42×70 =2940 |
(6)原式=360×70 =25200 |
| (7)原式=51+74 =125 |
(8)原式= 489-288 =201 |
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相关题目
题目内容
脱式计算下面各题。
|
| (1)原式=726+51 =777 |
(2)原式=390×31 =12090 |
| (3)原式=1611÷9 =179 |
(4)原式=3400-952 =2448 |
| (5)原式= 42×70 =2940 |
(6)原式=360×70 =25200 |
| (7)原式=51+74 =125 |
(8)原式= 489-288 =201 |