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递等式计算题五年级37.5×48 625×4.8怎么做
2016-10-24 · 知道合伙人教育行家
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递等式计算题五年级37.5×48+625×4.8怎么做
37.5×48+625×4.8
=37.5x48+62.5x48
=(37.5+62.5)x48
=100x48
=4800
37.5×48+625×4.8
=37.5x48+62.5x48
=(37.5+62.5)x48
=100x48
=4800
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