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36×12-3600÷12简便计算
人气:222 ℃ 时间:2020-04-03 15:36:03
解答
36×12-3600÷12
=36×12-36×100÷12
=12×3×12-12×3×100÷12
=3×12×12-3×100×12÷12
=3×144-3×100
=3×44
=132
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