6.25×9.9+0.625 简便方法
答案:3 悬赏:0 手机版
解决时间 2021-01-14 03:02
- 提问者网友：你挡着我发光了
- 2021-01-13 15:13
6.25×9.9+0.625 简便方法
最佳答案
- 五星知识达人网友：行雁书
- 2021-01-13 15:57
6.25×9.9+0.625
=6.25×9.9+6.25 ×0.1
=6.25×(9.9+0.1)
= 62.5
=6.25×9.9+6.25 ×0.1
=6.25×(9.9+0.1)
= 62.5
全部回答
- 1楼网友：狂恋
- 2021-01-13 17:53
6.25×9.9+0.625
=6.25×(10-0.1)+0.625
=6.25×10-6.25×01+0.625
=62.5-0.625+0.625
=62.5
=6.25×(10-0.1)+0.625
=6.25×10-6.25×01+0.625
=62.5-0.625+0.625
=62.5
- 2楼网友：白昼之月
- 2021-01-13 16:47
6.25×9.9+0.625
=0.625×99+0.625
=0.625×100
=625
=0.625×99+0.625
=0.625×100
=625
我要举报
如以上回答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！
点此我要举报以上问答信息
大家都在看
推荐资讯