3⼀8×0.25+1⼀4×5⼀8—25% 要计算过程

2025-06-22 21:30:21
推荐回答(2个)
回答1:

回答2:

3/8×0.25+1/4×5/8—25%
=3/8*0.25+0.25*5/8-0.25
=0.25*(3/8+5/8-1)
=0.25*0
=0