负32又16⼀25*负1⼀32-(1⼀2+2⼀3-3⼀4-11⼀12)*负24

2024-12-24 12:05:15
推荐回答(1个)
回答1:

解:原式= -32×1/32-16/25×(1/32)+24×1/2+24×2/3-24×3/4-24×11/12
=-1-1/50+12+16-18-22
=-3-1/50
=-151/50