24*(3⼀4+1⼀2-7⼀12简便运算

2025-04-06 13:26:06
推荐回答(1个)
回答1:

解:24*(3/4+1/2-7/12)
=24x3/4+24x1/2-24x7/12
=18+12-14
=16
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