4.5×3.6+5.2×0.35简便计算
答案:5 悬赏:20 手机版
解决时间 2021-11-13 21:29
- 提问者网友:niaiwoma
- 2021-11-13 17:06
4.5×3.6+5.2×0.35简便计算
最佳答案
- 五星知识达人网友:玩家
- 2021-11-13 18:26
4.5×3.6+5.2×0.35
=16.2+1.82
=16.2+1.8+0.02
=18.02追问谢谢6.15×9.4-42怎么算,简便计算
=16.2+1.82
=16.2+1.8+0.02
=18.02追问谢谢6.15×9.4-42怎么算,简便计算
全部回答
- 1楼网友:老鼠爱大米
- 2021-11-13 20:44
6.15×9.4-42
=57.81-42
=15.81
=57.81-42
=15.81
- 2楼网友:行雁书
- 2021-11-13 19:39
解:4.5×3.6+5.2×0.35
=9/2*18/5+26/5*7/20
=81/5+91/50
=16+1+1/5+41/50
=17+(10+41)/50
=17+51/50
=18又1/50
=9/2*18/5+26/5*7/20
=81/5+91/50
=16+1+1/5+41/50
=17+(10+41)/50
=17+51/50
=18又1/50
- 3楼网友:酒安江南
- 2021-11-13 19:24
【速算】
4.5×3.6+5.2×0.35
=9x1.8+2.6x0.7
=18-1.8+1.82
=18.02
4.5×3.6+5.2×0.35
=9x1.8+2.6x0.7
=18-1.8+1.82
=18.02
- 4楼网友:酒安江南
- 2021-11-13 18:46
4.5×3.6+5.2×0.35简便计算
解:运用拆分法,
原式=4.5x2x1.8+2.6x2x0.35
=9x1.8+2.6x0.7
=16.2+1.82
=18.02
解:运用拆分法,
原式=4.5x2x1.8+2.6x2x0.35
=9x1.8+2.6x0.7
=16.2+1.82
=18.02
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