题目内容
| 125×13×8=125×8×13应用了乘法( ) A.分配律 B.结合律 C.交换律 |
试题答案
C
相关题目
| 计算下面各题,能用简便算法的用简便算法 (1)12.25-3.1+0.85-6.17 |
(2)(1.9-1.9×0.9)÷(3.8-2.8) |
| (3)2.65×1.7+1.35×1.7 | (4)0.125×13.8×32×0.25. |
直接写出结果
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| ①4-3.06= | ②13+14= | ③125×3×8= | ④1÷0.25= | ⑤100-17= | ||||||||||
⑥(
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⑦25-5÷20%= | ⑧13-4.7-3.3= | ⑨
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⑩
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| 3÷0.3= | 5×0.24= | 0.38÷3.8= | 1-0.09= |
| 13.5×0.1= | 0.99+0.1= | 0.96÷8= | 0.35×4= |
| 0.57÷0.19= | 0.125×7×8= | 1÷2.5-1÷2.5= | 0.8+1.3-0.8+1.3= |
| 3÷0.3= | 5×0.24= | 0.38÷3.8= | 1-0.09= |
| 13.5×0.1= | 0.99+0.1= | 0.96÷8= | 0.35×4= |
| 0.57÷0.19= | 0.125×7×8= | 1÷2.5-1÷2.5= | 0.8+1.3-0.8+1.3= |