用简便方法计算,105×2/7-2/7÷1/21
答案:5 悬赏:50 手机版
解决时间 2021-04-20 21:05
- 提问者网友：眉目添风霜
- 2021-04-19 20:40
用简便方法计算,105×2/7-2/7÷1/21
最佳答案
- 五星知识达人网友：刀戟声无边
- 2021-04-19 21:00
105×2/7-2/7÷1/21
=105×2/7-2/7×21
=(105-21)×2/7
=84×2/7
=24
=105×2/7-2/7×21
=(105-21)×2/7
=84×2/7
=24
全部回答
- 1楼网友：妄饮晩冬酒
- 2021-04-20 00:30
105×2/7-2/7÷1/21
=105×2/7-2/7×21
=(105-21)×2/7
=84×2/7
=24
=105×2/7-2/7×21
=(105-21)×2/7
=84×2/7
=24
- 2楼网友：旧脸谱
- 2021-04-19 23:29
=（105-21）×2/7
=84÷7×2
=12×2
=24
=84÷7×2
=12×2
=24
- 3楼网友：从此江山别
- 2021-04-19 22:59
105×2/7-2/7÷1/21
=105×2/7-2/7×21
=（105-21）×2/7
=84×2/7
=24
=105×2/7-2/7×21
=（105-21）×2/7
=84×2/7
=24
- 4楼网友：行雁书
- 2021-04-19 21:47
105×2/7-2/7÷1/21
=105x2/7-2/7x21
=(105-21)x2/7
=84x2/7
=24
=105x2/7-2/7x21
=(105-21)x2/7
=84x2/7
=24
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