9.76*0.72-0.72*0.72+0.72怎么简便计算啊
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解决时间 2021-03-04 02:18
- 提问者网友:且恨且铭记
- 2021-03-03 04:24
9.76*0.72-0.72*0.72+0.72怎么简便计算啊
最佳答案
- 五星知识达人网友:未来江山和你
- 2021-03-03 05:31
9.76*0.72-0.72*0.72+0.72
=(9.76-0.72+1)*0.72
=10.04*0.72
=(10+0.04)*0.72
=10*0.72+0.04*0.72
=7.2+0.0288
=7.2288
=(9.76-0.72+1)*0.72
=10.04*0.72
=(10+0.04)*0.72
=10*0.72+0.04*0.72
=7.2+0.0288
=7.2288
全部回答
- 1楼网友:孤独的牧羊人
- 2021-03-03 07:16
(9.76-0.72+1)*0.72
- 2楼网友:杯酒困英雄
- 2021-03-03 06:44
9.76*0.72-0.72*0.72+0.72=0.72*(9.76-0.72+1)=0.72*10+0.72*0.04=7.2288
- 3楼网友:孤独的牧羊人
- 2021-03-03 06:25
把0.72提出来,变成(9.76-0.72+1)*0.72=10.02*0.72=7.2144
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