题目内容
脱式计算。(能简算的要简算)
|
| (1)原式=5-0.5×6.4 =5-3.2 =1.8 |
(2)原式=1.25×8×0.7×0.9 =10×0.7×0.9 =6.3 |
| (3)原式=8.56×(98+2) =856 |
(4)原式=800×1.55÷6.2 =1240÷6.2 =200 |
| (5)原式=3.14×(10.1-0.1) =31.4 |
(6)原式=0.008×111×125×73+111×9×3 =111×(73+27) =11100 |
练习册系列答案
相关题目