3⼀8+3⼀8×3⼀5-3⼀5的简便运算?

这道的过程怎样写
2025-06-28 14:58:11
推荐回答(2个)
回答1:

3/8+3/8*3/5-3/5
=3/8*(1+3/5)-3/5
=3/8*8/5-3/5
=3/5-3/5
=0

回答2:

3/8+3/8×3/5-3/5
=3/8x(1+3/5)-3/5
=3/8x8/5-3/5
=3/5-3/5
=0