unravelyourselpevehe unravelyourselpevehe

11-09-2018
Mathematics

contestada

Complete to show how you can find the sum by making a ten, hundred, or thousand.
8+5=
8+2+_
10+_
_____

Respuesta :

ronitg656 ronitg656

11-09-2018

8+5=

8+2+3

10+(-2)

I don't really get it though

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