Question

alguem me ajuda por favor por favor​

Answer 1

a) 5/3+1/3= 5+1/3= 6/3 = 2

b) 4/5+2/5= 4+2/5= 6/5

c) 1/7+3/7= 1+3/7= 4/7

d) 17/3-2/3= 17-2/3= 15/3 = 5

e) 21/19-2/19= 21-2/19= 19/19= 1

Espero ter ajudado...