0.0695乘2500加695乘0.75的简便方法
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解决时间 2021-04-01 05:22
- 提问者网友：寂寞撕碎了回忆
- 2021-03-31 15:13
0.0695乘2500加695乘0.75的简便方法
最佳答案
- 五星知识达人网友：人间朝暮
- 2021-03-31 15:24
0.0695x2500+695x0.75
=(695x0.0001)x(0.25x10000)+695x0.75
=695x0.25x(0.0001x10000)+695x0.75
=695x0.25+695x0.75
=695x(0.25+0.75)
=695x1
=695
=(695x0.0001)x(0.25x10000)+695x0.75
=695x0.25x(0.0001x10000)+695x0.75
=695x0.25+695x0.75
=695x(0.25+0.75)
=695x1
=695
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