Question

Calcule:

a)1/3 + 2/5=

b)7/2 + 2/3=

c)2 + 1/4=

d)3 1/5 + 2 3/5=

e)4 - 1/7=

Answer 1

RESPOSTA: a) 1/3+2/5=3/8

b) 7/2+2/3=9/10

c) 2+1/4=3/5

d) 31/5+23/5=54/10

e) 4-1/7=3/6