How do you evaluate #-6.4\div (-0.8)#?

Question

647 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-11-17T03:37:19

#=8#

#-6.4\div (-0.8)#

#= -64/10\div (-8/10)#

division is reverse multiplication:

#= -64/10xx (-10/8)#

#=64/cancel10xx (cancel10/8)#

#= 64/8#

#= 8#