Question

oiii gente eu gostaria de saber esa explicação : 1 4/5- 1 2/3+7/10

Answer 1

14/5=5/5+4/5=9/5
12/3=3/3+2/3=5/3
9/5-5/3+7/10
m.m.c=30
=(9.6-5.10+7.3)/30
=(54-50+21)/30
=25/30
=5/6