Question

Efetue as adições e subtração

A-5/3+3/5

B-3/4-7/18

C-4/5+1/15-5/6

D-5/9-7/6+7/18

Answer 1

A) 5/3+3/5=25+9/15=34/15

B) 3/4-7/18=27-14/36=13/36

C) 4/5+1/15-5/6=24+2-25/30=1/30

D) 5/9-7/6+7/18=10-21+7/18=-4/18 simplica por 2=-2/9