24点用3,6,-4,-13算24或-24
问题描述：
24点用3,6,-4,-13算24或-24
答
6/(-4/(-13-3))=24
6/-4*(-13-3)=24
6*(-13-3)/-4=24
6/(-13/-4-3)=24
(-13-3)/(-4/6)=24