(-60)/(1/3-1/4+1/5-1/6) please
(-60)/(1/3-1/4+1/5-1/6) please
(-60)/(1/3-1/4+1/5-1/6) please
(-60)/(1/3-1/4+1/5-1/6) please
原式=(-60)÷(20/60-15/60+12/60-10/60)
=(-60)÷[(20-15+12-10)/60]
=(-60)÷7/60
=(-60)×60/7
=-(60×60/7)
=-3600/7
- 3600/7 .
答案算出来是-3600/7同志啊,挺快的,可是你能给出过程和结果的带分数吗?给的话我提高悬赏