Question

a) 9/4 - 5/12 + 7/2
b) 5/3 + 2/15 - 2/5
c) 2 - 4/3 + 1

Answer 1

Resposta:

A-  64/12

B-  21/15

C-  5/3

Explicação passo-a-passo:

A) 9/4 - 5/12 + 7/2

 27/12 - 5/12 + 42/12

              64/12

B) 5/3 + 2/15 - 2/5

  25/15 + 2/15 - 6/15

             21/15

C) 2 - 4/3 + 1

 6/3 - 4/3 + 3/3

              5/3