7.5+2.5x3.6简便计算
答案:3 悬赏:0 手机版
解决时间 2021-01-14 07:44
- 提问者网友:我是女神我骄傲
- 2021-01-13 17:18
7.5+2.5x3.6简便计算
最佳答案
- 五星知识达人网友:渡鹤影
- 2021-01-13 18:07
7.5+2.5x3.6
=7.5+2.5×(4×0.9)
=7.5+(2.5×4)×0.9
=7.5+10×0.9
=7.5+9
=16.5
=7.5+2.5×(4×0.9)
=7.5+(2.5×4)×0.9
=7.5+10×0.9
=7.5+9
=16.5
全部回答
- 1楼网友:轻熟杀无赦
- 2021-01-13 19:45
7.5+2.5x3.6简便计算
=7.5+2.5x4x0.9
=7.5+10x0.9
=7.5+9
=16.9
=7.5+2.5x4x0.9
=7.5+10x0.9
=7.5+9
=16.9
- 2楼网友:轮獄道
- 2021-01-13 18:46
楼主看到两个不同的答案想必很难受
我就再发一个让你更难受( ̄∇ ̄)
7.5+2.5×3.6
=7.5+2.5×(4×0.9)
=7.5+2.5×4×0.9
=7.5+10×0.9
=7.5+9
=6.5+1+9
=6.5+10
=16.5
主要是25×4=100要背下来T_T
我就再发一个让你更难受( ̄∇ ̄)
7.5+2.5×3.6
=7.5+2.5×(4×0.9)
=7.5+2.5×4×0.9
=7.5+10×0.9
=7.5+9
=6.5+1+9
=6.5+10
=16.5
主要是25×4=100要背下来T_T
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