4.25×3.7+3.7×4.25-4.25的简便运算
答案:1 悬赏:60 手机版
解决时间 2021-12-01 19:49
- 提问者网友:杀生予夺
- 2021-12-01 06:29
4.25×3.7+3.7×4.25-4.25的简便运算
最佳答案
- 五星知识达人网友:慢性怪人
- 2021-12-01 07:20
4.25×3.7+3.7×4.25-4.25
=4.25×(3.7-3.7-1)
=4.25×6.4
=4.25×8×0.8
=34×0.8
=27.2
=4.25×(3.7-3.7-1)
=4.25×6.4
=4.25×8×0.8
=34×0.8
=27.2
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