Question

alguém me ensina a fazer

1- calcule as somas:

a) 3/5+ 1 inteiro2/4+3/2

b) 5/9+1/3+2/6

Answer 1

a) 3/5 + 1 2/4 + 3/2 = 3/5 + 1 1/2 + 3/2 = 3/5 + (2.1+1)/2 + 3/2 = 3/5 + 3/2 + 3/2 = 3/5 + 6/2 = 3/5 + 3 = (3 + 3.5)/5 = (3+15)/5 = 18/5; (Resposta.: 18/5); B) 5/9 + 1/3 + 2/6 = 5/9 +1/3+1/3 = 5/9 + 2/3 = (5+3.2)/9 = (5+6)/9 = 11/9; (Resp.: 11/9)