2.4×6.5×12.5简便的简便计算
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解决时间 2021-11-24 20:49
- 提问者网友:雨不眠的下
- 2021-11-24 12:47
2.4×6.5×12.5简便的简便计算
最佳答案
- 五星知识达人网友:大漠
- 2021-11-24 13:33
195
解析:
2.4×6.5×12.5
=(3×0.8)×6.5×12.5
=(3×6.5)×(0.8×12.5)
=(3×6.5)×10
=3×65
=3×(60+5)
=195
解析:
2.4×6.5×12.5
=(3×0.8)×6.5×12.5
=(3×6.5)×(0.8×12.5)
=(3×6.5)×10
=3×65
=3×(60+5)
=195
全部回答
- 1楼网友:话散在刀尖上
- 2021-11-24 14:43
2.4×6.5×12.5
=8×0.3×6.5×12.5
=(8×12.5)×(0.3×6.5)
=100×1.95
=195
=8×0.3×6.5×12.5
=(8×12.5)×(0.3×6.5)
=100×1.95
=195
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