(-6.5)x(-2)除以(-1/3)除以(-5)、

问题描述:

(-6.5)x(-2)除以(-1/3)除以(-5)、

(-6.5)x(-2)除以(-1/3)除以(-5)
=6.5x2x(-3)/(-5)
=1.3x2x3
=7.8