5/7×9/8÷5/7乘以9/8
答案:3 悬赏:10 手机版
解决时间 2021-03-17 01:09
- 提问者网友：泪痣哥哥
- 2021-03-16 11:17
5/7×9/8÷5/7乘以9/8
最佳答案
- 五星知识达人网友：第四晚心情
- 2021-03-16 11:31
5/7×9/8÷5/7×9/8
=9/8×9/8
=81/64
如果帮到你，请记得采纳，O(∩_∩)O谢谢追问怎么变过来的追答前面三项先算
5/7×9/8÷5/7×9/8
=9/8×5/7÷5/7×9/8
=9/8×(5/7÷5/7)×9/8
=9/8×1×9/8
=9/8×9/8
=81/64
如果帮到你，请记得采纳，O(∩_∩)O谢谢
=9/8×9/8
=81/64
如果帮到你，请记得采纳，O(∩_∩)O谢谢追问怎么变过来的追答前面三项先算
5/7×9/8÷5/7×9/8
=9/8×5/7÷5/7×9/8
=9/8×(5/7÷5/7)×9/8
=9/8×1×9/8
=9/8×9/8
=81/64
如果帮到你，请记得采纳，O(∩_∩)O谢谢
全部回答
- 1楼网友：十鸦
- 2021-03-16 14:39
81/64追问过程追答
5/7x9/8÷5/7x9/8
=5/7x9/8x7/5x9/8
=9/8x9/8
=88/7
5/7x9/8÷5/7x9/8
=5/7x9/8x7/5x9/8
=9/8x9/8
=88/7
- 2楼网友：杯酒困英雄
- 2021-03-16 13:04
5/7×9/8÷5/7乘以9/8
=5/7×9/8×7/5乘以9/8
=5/7×9/8×7/5×9/8
=5/7×7/5×9/8×9/8
=81/64
=5/7×9/8×7/5乘以9/8
=5/7×9/8×7/5×9/8
=5/7×7/5×9/8×9/8
=81/64
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