1.25*67.875+125*6.7875+1250*0.053375的简便算法
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解决时间 2021-02-15 18:00
- 提问者网友:未信
- 2021-02-15 07:32
1.25*67.875+125*6.7875+1250*0.053375的简便算法
最佳答案
- 五星知识达人网友:佘樂
- 2021-02-15 08:34
解:原式=1.25*67.875+1.25*678.75+1.25*53.375
=1.25*(67.875+678.75+53.375)
=1.25*(121.25+678.75)
=1.25*800
=1000
=1.25*(67.875+678.75+53.375)
=1.25*(121.25+678.75)
=1.25*800
=1000
全部回答
- 1楼网友:西岸风
- 2021-02-15 10:55
=125* (0.67875+0.53375+6.7875)
=125*8
=1000
=125*8
=1000
- 2楼网友:狂恋
- 2021-02-15 09:57
1.25*67.875+125*6.7875+1250*0.053375
=12.5*(6.7875+67.875+5.3375)
=12.5*(12-0.2125+0.3375+67.875)
=12.5*(12.125+67.875)
=12.5*80
=1000
=12.5*(6.7875+67.875+5.3375)
=12.5*(12-0.2125+0.3375+67.875)
=12.5*(12.125+67.875)
=12.5*80
=1000
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