直接写出得数: 3.25×4=________; | =________; | =________; | 7÷1.4=________; |
=________; | =________; | (0.77+0.33)×10=________; | =________; |
=________; | =________; | (0.18+0.9)÷0.9=________; | =________. |
用简便方法计算.
37+125+63+175 | 75×56-56×28 | 8×(29×125) | 156×101-156. |
直接写出得数: 3.25×4=________; | =________; | =________; | 7÷1.4=________; |
=________; | =________; | (0.77+0.33)×10=________; | =________; |
=________; | =________; | (0.18+0.9)÷0.9=________; | =________. |
用简便方法计算.
37+125+63+175 | 75×56-56×28 | 8×(29×125) | 156×101-156. |