-3/4x(-2/3) -8/5除以(-0.4)
问题描述:
-3/4x(-2/3) -8/5除以(-0.4)
答
1/2+4=9/2
答
(-3/4)*(-2/3)=1/2
-8/5/(-0.4)=-1.6/-0.4=4
记得采纳哟亲