Question

prfvr me ajudem :( se não souberem nem comentem​

Answer 1

Resposta:

a) 7/10

b) 11/6

c) 35/36

d) 1/20

e) 2/15

Explicação passo a passo:

a) 2/5 + 3/10 =

(4+3)/10 =

7/10

b) 2/3 + 7/6 =

(4+7)/6 =

11/6

c) 2/9 + 3/4 =

(8+27)/36 =

35/36

d) 4/5 - 3/4 =

(16-15)/20 =

1/20

e) 1/3 - 1/5 =

(5-3)/15 =

2/15