题目内容
脱式计算,能简算的要简算。
|
| (1)原式=0.3×0.23 =0.069 |
(2)原式=0.58×(1.54+2.46+1) =2.9 |
| (3)原式=2.5×4×(0.8×12.5) =10×10 =100 |
(4)原式=22.04÷4×0.2 =5.51×0.2 =1.102 |
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题目内容
脱式计算,能简算的要简算。
|
| (1)原式=0.3×0.23 =0.069 |
(2)原式=0.58×(1.54+2.46+1) =2.9 |
| (3)原式=2.5×4×(0.8×12.5) =10×10 =100 |
(4)原式=22.04÷4×0.2 =5.51×0.2 =1.102 |