5⼀8+1⼀3-1⼀8+2⼀3的简便运算

2024-12-21 02:32:48
推荐回答(2个)
回答1:

5/8+1/3-1/8+2/3
=(5/8-1/8)+(1/3+2/3)
=1/2+1
=1.5

回答2:

5/8+1/3-1/8+2/3
=(5-1)/8 + (1+2)/3
= 1/4 + 1
=1又1/4