计算,能简算的要简算. 2.144÷3.2+4.32 9.66÷2
答案:1 悬赏:80 手机版
解决时间 2021-11-13 21:18
- 提问者网友:抽煙菂渘情少年
- 2021-11-12 23:01
计算,能简算的要简算. 2.144÷3.2+4.32 9.66÷2
最佳答案
- 五星知识达人网友:刀戟声无边
- 2021-11-13 00:14
(1)2.144÷3.2+4.32, =0.67+4.32, =4.99; (2)9.66÷2.3÷0.3, =4.2÷0.3, =14; (3)5.5×0.25×1.4, =5.5×0.25×2×0.7, =(5.5×0.7)×(0.25×2), =3.85×0.5, =1.925; (4)1.25×2.47×8, =1.25×8×2.47, =10×2.47, =24.7; (5)27×10.2, =27×(10+0.2), =27×10+27×0.2, =270+5.4, =275.4; (6)4.8×3.8+6.2×4.8, =4.8×(3.8+6.2), =4.8×10, =48. |
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