题目内容
脱式计算,能简算的要简算。
|
| (1)原式=(50-48)÷0.5 =2÷0.5 =4 |
(2)原式=(8×125)×(4×25) =1000×100 =100000 |
| (3)原式=(18.8-3.8)-( =15-1 =14 |
(4)原式=32×(71.1+28.9) =32×100 =3200 |
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题目内容
脱式计算,能简算的要简算。
|
| (1)原式=(50-48)÷0.5 =2÷0.5 =4 |
(2)原式=(8×125)×(4×25) =1000×100 =100000 |
| (3)原式=(18.8-3.8)-( =15-1 =14 |
(4)原式=32×(71.1+28.9) =32×100 =3200 |