0.96x25+2.5x0.3+0.25的简便算法
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解决时间 2021-11-27 18:11
- 提问者网友：十年饮冰
- 2021-11-27 08:42
0.96x25+2.5x0.3+0.25的简便算法
最佳答案
- 五星知识达人网友：有你哪都是故乡
- 2021-11-27 09:41
0.96×25+2.5×0.3+0.25
=9.6×2.5+2.5×0.3+2.5×0.1
=2.5×(9.6+0.3+0.1)
=2.5×(9.9+0.1)
=2.5×10
=25
=9.6×2.5+2.5×0.3+2.5×0.1
=2.5×(9.6+0.3+0.1)
=2.5×(9.9+0.1)
=2.5×10
=25
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