3⼀8+5⼀8×3⼀4等于多少?

2024-12-28 10:40:31
推荐回答(3个)
回答1:

3/8=1/2x3/4
3/8+5/8x3/4
=1/2x3/4+5/8x3/4
=3/4x(1/2+5/8)
=3/4x9/8
=27/32

回答2:

=3/8+15/32
=12/32+15/32
=27/32

回答3:

5/8)=3/4x9/8 =27/32