题目内容
脱式计算。(能简算的要简算)
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| (1)原式=16.8-6.8×0.25 =16.8-1.7 =15.1 |
(2)原式=0.25×40×6.5 =10×6.5 =65 |
| (3)原式=0.25×4×(8×1.25) =1×10 =10 |
(4)原式= 4.672+9.36 =14.032 |
| (5)原式=(10+0.1)×0.99 =9.9+0.099 =9.999 |
(6)原式= 4.66×(0.28+0.82-1) = 4.66×0.1 =0.466 |
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