题目内容
| 脱式计算。(能简算的要简算) | ||||
|
|
(1)45÷0.75-(15+7.5×0.6) |
(2)5.25×8.2+5.25×0.8-5.25 =43.05+4.2-5.25 =42 |
|
(3)18.45-(3.8×2.7+5.3) |
(4) = = = |
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题目内容
| 脱式计算。(能简算的要简算) | ||||
|
|
(1)45÷0.75-(15+7.5×0.6) |
(2)5.25×8.2+5.25×0.8-5.25 =43.05+4.2-5.25 =42 |
|
(3)18.45-(3.8×2.7+5.3) |
(4) = = = |