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191问答库 > 4⼀15-3⼀8+11⼀15-5⼀8怎样简便计算？

4⼀15-3⼀8+11⼀15-5⼀8怎样简便计算？

2025-03-16 05:47:13

推荐回答（2个）

回答1：

简便计算
4/15-3/8+11/15-5/8
=（4/15+11/15）-（3/8+5/8）
=1-1
=0

回答2：

计算如下：3/8×4/15+11/15×5/8 =3/2×1/15+11/3×1/8 =1/2×1/5+11/3×1/8 =1/10+11/24 =12/120+55/120 =67/120 乘法的计算法则：1、多位数乘法法则整数乘法低位起，几位数乘法几次积。个位...

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