5.5×7.7+33×0.55-5.5简便运算
答案:6 悬赏:10 手机版
解决时间 2021-03-28 03:46
- 提问者网友:人生佛魔见
- 2021-03-27 04:36
5.5×7.7+33×0.55-5.5简便运算
最佳答案
- 五星知识达人网友:空山清雨
- 2021-03-27 04:52
5.5×7.7+33×0.55-5.5
=5.5×7.7+3.3×5.5-5.5
=5.5×(7.7+3.3-1)
=5.5×10
=55
=5.5×7.7+3.3×5.5-5.5
=5.5×(7.7+3.3-1)
=5.5×10
=55
全部回答
- 1楼网友:野慌
- 2021-03-27 09:15
- 2楼网友:猎心人
- 2021-03-27 08:01
……
- 3楼网友:患得患失的劫
- 2021-03-27 07:49
见图
- 4楼网友:三千妖杀
- 2021-03-27 07:41
原式=5.5X7.7+3.3X5.5-5.5
=5.5(7.7+3.3-1)
=5.5X10
=55
=5.5(7.7+3.3-1)
=5.5X10
=55
- 5楼网友:纵马山川剑自提
- 2021-03-27 06:03
5.5×7.7+33×0.55-5.5
=5.5x7.7+3.3x5.5-5.5
=5.5x(7.7+3.3-1)
=5.5x10
=55
=5.5x7.7+3.3x5.5-5.5
=5.5x(7.7+3.3-1)
=5.5x10
=55
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