Question

qual o m. d. c de :20 ,80 e 120??

Answer 1

Olá Andreia !

20, 80, 120 / 2
10, 40, 60 / 2
5, 20, 30 / 2
5, 10, 15 / 2
5, 5, 15 / 3
5, 5, 5 / 5
1, 1, 1 = $2^{2} . 5 = 20$

$MDC = 20$

Tenha bons estudos !