Question

efetue as adições e subtrações a seguir:

a)1/7+3/7

b)4/20+12/20 =

c)17/3-2/3 =

d)21/19+8/19 =

e)5/2+3/4 =

f)10/5-3/6​

Answer 1

Resposta:

A) 4/7

B) 4/5

C) 5

D) 29/19

E) 4/3