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28×25-2×25-6×25的简便运算方法是什么?
28×25-2×25-6×25的简便运算方法是什么?
2025-03-17 01:49:08
推荐回答(2个)
回答1:
根据乘法分配律,提取公倍数
28×25-2×25-6×25
=(28-2-6)×25
=20×25
=500
回答2:
=25×(28-2-6)
=25×20
=500
以上为简便运算过程,运用乘法分配律。
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