-24*(1又3⼀8+2又1⼀3-3.75)

2025-05-23 17:47:48
推荐回答(2个)
回答1:

-24*(1又3/8+2又1/3-3.75)
=-24*(11/8+7/3-15/4)
=-24*11/8-24*7/3+24*15/4
=-33-56+90
=1

回答2:

-24*(1又3/8+2又1/3-3.75)
=-24×(1+2-3)-24×3/8-24×1/3+24×0.75
=-9-8+18
=1