Question

resolva as operações com fração:
a) 6/5+3/8=
b) 3/7-1/4=
c) 7/2•3/6=

Answer 1

a) 6/5+3/8= (48+15)/40= 63/40

b) 3/7-1/4= (12-7)/28= 5/28

c) 7/2•3/6= 21/12 (simplificando por 3)= 7/4

Answer 2

a)6/5+3/8=9/13

b)3/7-1/4=2/3

c)7/2x3/6=21/12