0.32乘58加6.9乘5.8减0.58怎么巧算
答案:3 悬赏:30 手机版
解决时间 2021-11-18 20:52
- 提问者网友:凉末
- 2021-11-18 07:54
0.32乘58加6.9乘5.8减0.58怎么巧算
最佳答案
- 五星知识达人网友:渡鹤影
- 2021-11-18 08:34
0.32x58+6.9x5.8-0.58
=0.32x58+0.69x58-58x0.01
=58x(0.32+0.69-0.01)
=58x1
=58
=0.32x58+0.69x58-58x0.01
=58x(0.32+0.69-0.01)
=58x1
=58
全部回答
- 1楼网友:摆渡翁
- 2021-11-18 10:05
0.32×58+6.9×5.8-0.58
=32×0.58+69×0.58-0.58×1
=(32+69-1)×0.58
=58
=32×0.58+69×0.58-0.58×1
=(32+69-1)×0.58
=58
- 2楼网友:廢物販賣機
- 2021-11-18 09:20
计算步骤如下:
0.32*58+6.9*5.8-0.58
=3.2*5.8+6.9*5.8-5.8*0.1
=5.8(3.2+6.9-0.1)
=58
0.32*58+6.9*5.8-0.58
=3.2*5.8+6.9*5.8-5.8*0.1
=5.8(3.2+6.9-0.1)
=58
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