Question

alguem me ajudaa,quero saber quais são os resultados das frações

(A) 16/48
(B) 27/18
(C) 2/8 + 4/8
(D) 7/4 - 6/4
(E) 2/5 + 3/7
(F) 10/3 - 3/4

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Answer 1

Resposta:

(A) 16/48 = 8*2/(8*6)=2/6=1/3

(B) 27/18 =9*3/9*2 =3/2

(C) 2/8 + 4/8 =6/8 =3/4

(D) 7/4 - 6/4 =1/4

(E) 2/5 + 3/7 =14/35+15/35=29/35

(F) 10/3 - 3/4 =40/12-9/12 = 31/12