1.7×9.9+0.17 简便计算
答案:3 悬赏:80 手机版
解决时间 2021-11-19 10:34
- 提问者网友:雪舞兮
- 2021-11-18 23:56
1.7×9.9+0.17 简便计算
最佳答案
- 五星知识达人网友:不甚了了
- 2021-11-19 00:58
1.7×9.9+0.17
=0.17×99+0.17×1
=0.17×(99+1)
=0.17×100
=17
=0.17×99+0.17×1
=0.17×(99+1)
=0.17×100
=17
全部回答
- 1楼网友:鱼忧
- 2021-11-19 03:01
1.7×9.9+1.7×0.1
=1.7×(9.9+0.1)
=1.7×10
=17
=1.7×(9.9+0.1)
=1.7×10
=17
- 2楼网友:英雄的欲望
- 2021-11-19 02:13
1.7×9.9+0.17
=1.7×9.9+1.7×0.1
=1.7×(9.9+0.1)
=1.7×10
=17
=1.7×9.9+1.7×0.1
=1.7×(9.9+0.1)
=1.7×10
=17
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