5分之4+3分之2*(-12)/6+24-(-3)的平方/(-5)

问题描述:

5分之4+3分之2*(-12)/6+24-(-3)的平方/(-5)

4/5+2/3*(-12)/6+24-(-3)^2/5
=4/5+2/3*(-2)+24-9/5
=4/5-4/3+24-9/5
=-1-4/3+24
=-4/3+23
=21又1/3