题目内容
下面各题怎样算简便就怎样算。
|
| (1)原式=5.44+4.56+17.8 =27.8 |
(2)原式=24.8-(3.89+7.11) =13.8 |
| (3)原式=47.8-17.8-0.96 =29.04 |
(4)原式=16.78+3.22-(6.5+3.5) =10 |
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题目内容
下面各题怎样算简便就怎样算。
|
| (1)原式=5.44+4.56+17.8 =27.8 |
(2)原式=24.8-(3.89+7.11) =13.8 |
| (3)原式=47.8-17.8-0.96 =29.04 |
(4)原式=16.78+3.22-(6.5+3.5) =10 |