题目内容
脱式计算,怎样简便就怎样算。
|
| (1)原式= = |
(2)原式= = |
| (3)原式=( = = |
(4)原式=(98-89+41)×0.2 =50×0.2 =10 |
| (5)原式=[1- =(1- = = |
(6)原式= = = |
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题目内容
脱式计算,怎样简便就怎样算。
|
| (1)原式= = |
(2)原式= = |
| (3)原式=( = = |
(4)原式=(98-89+41)×0.2 =50×0.2 =10 |
| (5)原式=[1- =(1- = = |
(6)原式= = = |