(2/17-1/3÷9)×1/2 要有过程，得数是分数。
答案:6 悬赏:50 手机版
解决时间 2021-03-29 10:04
- 提问者网友：箛茗
- 2021-03-28 12:50
(2/17-1/3÷9)×1/2 要有过程，得数是分数。
最佳答案
- 五星知识达人网友：愁杀梦里人
- 2021-03-28 13:10
(2/17-1/3÷9)×1/2
=（2/17-1/27）x1/2
=2/17x1/2-1/27x1/2
=1/17-1/54
=37/918
=（2/17-1/27）x1/2
=2/17x1/2-1/27x1/2
=1/17-1/54
=37/918
全部回答
- 1楼网友：思契十里
- 2021-03-28 18:15
=(2/17-3)x1/2
=1/17-3/2
=2/34-51/34
=-49/34
=1/17-3/2
=2/34-51/34
=-49/34
- 2楼网友：青尢
- 2021-03-28 16:46
(2/17-1/3÷9)×1/2
=(2/17-1/27)×1/2
=(54/459-17/459)×1/2
=37/459×1/2
=37/918
=(2/17-1/27)×1/2
=(54/459-17/459)×1/2
=37/459×1/2
=37/918
- 3楼网友：春色三分
- 2021-03-28 15:33
采用乘法分配律=十二分之二乘二分之一减三分之一乘二分之一除九乘二分之一
=十二分之一减六分之一除二分之九
=十二分之一减二十七分之一
=三百二十七分之十五
=十二分之一减六分之一除二分之九
=十二分之一减二十七分之一
=三百二十七分之十五
- 4楼网友：一袍清酒付
- 2021-03-28 14:46
(2/17-1/3÷9)×1/2
=(2/17-1/27)×1/2
=(54/459-17/459)×1/2
=37/459×(1/2)
=37/918
=(2/17-1/27)×1/2
=(54/459-17/459)×1/2
=37/459×(1/2)
=37/918
- 5楼网友：独行浪子会拥风
- 2021-03-28 13:16
(2/17-1/3÷9)×1/2
=(2/17-1/27)*1/2
=1/17-1/54
=37/918
=(2/17-1/27)*1/2
=1/17-1/54
=37/918
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