计算下列各题,并验算。
|
| (1)原式=89.307 验算:89.307-83.23=6.077 | (2)原式=29.932 验算:29.932+0.068=30 |
| (3)原式=86.864 验算:86.864+96.386=183.25 | (4)原式=0.8 |
| (5)原式= 40.698 验算:40.698+17.945=58.643 | (6)原式= 41.217 验算:41.217-38.36=2.857 |
编辑:chaxungu时间:2026-04-27 13:10:28分类:小学数学题库
计算下列各题,并验算。
|
| (1)原式=89.307 验算:89.307-83.23=6.077 | (2)原式=29.932 验算:29.932+0.068=30 |
| (3)原式=86.864 验算:86.864+96.386=183.25 | (4)原式=0.8 |
| (5)原式= 40.698 验算:40.698+17.945=58.643 | (6)原式= 41.217 验算:41.217-38.36=2.857 |
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