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 |
编辑:chaxungu时间:2026-04-27 13:24:20分类:小学数学题库
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 |