Question

84/165 X7/12X99/189 simplificada

Answer 1

84/165 . 7/12 . 99/189 -------- 28/55 . 7/12 . 33/63  ----- 28/55 . 7/12 . 11/21

(28 . 7 . 11)/(55 . 12 . 21) -------- 2156/13860 ------  1078 /6930 ---- 539/3465

77/495 ------ 7/45

Answer 2

Resposta:

84/165 . 7/12 . 99/189 -------- 28/55 . 7/12 . 33/63  ----- 28/55 . 7/12 . 11/21

(28 . 7 . 11)/(55 . 12 . 21) -------- 2156/13860 ------  1078 /6930 ---- 539/3465

77/495 ------ 7/45

Explicação passo-a-passo: