把 2.9+29.9+299.9+2999.9 简算
答案:6 悬赏:30 手机版
解决时间 2021-04-03 10:11
- 提问者网友:佞臣
- 2021-04-03 03:16
把 2.9+29.9+299.9+2999.9 简算
最佳答案
- 五星知识达人网友:骨子里都是戏
- 2021-04-03 04:05
(3-0.1)+(30-0.1)+(300-0.1)+(3000-0.1)
=3333-0.4
=3332.6
=3333-0.4
=3332.6
全部回答
- 1楼网友:不甚了了
- 2021-04-03 07:14
3+30+300+3000—0.1*4
=3332.7
=3332.7
- 2楼网友:行雁书
- 2021-04-03 06:45
原式=(3-0.1)+(30-0.1)+(300-0.1)+(3000-0.1)=3333-0.4=3332.6
- 3楼网友:山有枢
- 2021-04-03 05:26
2.9+29.9+299.9+2999.9
=(3-0.1)+(30-0.1)+(300-0.1)+(3000-0.1)
=3+30+300+3000-0.4
=3333-0.4
=3332.6
=(3-0.1)+(30-0.1)+(300-0.1)+(3000-0.1)
=3+30+300+3000-0.4
=3333-0.4
=3332.6
- 4楼网友:人類模型
- 2021-04-03 05:13
2.9+29.9+299.9+2999.9
=2.9+2.9*10+2.9*100+2.9*1000
=2.9*(1+10+100+1000)
=3221.9
=2.9+2.9*10+2.9*100+2.9*1000
=2.9*(1+10+100+1000)
=3221.9
- 5楼网友:三千妖杀
- 2021-04-03 04:20
2.9+29.9+299.9+2999.9
=(3-0.1)+(30-0.1)+(300-0.1)+(3000-0.1)
=3333-0.4
=3332.6
=(3-0.1)+(30-0.1)+(300-0.1)+(3000-0.1)
=3333-0.4
=3332.6
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