Question

Calcule o m.m.c. de 28 e 30. (Justifique a sua resposta)

Answer 1

Bom dia ^-^

$MMC(28,30)=420$

Vamos justificar calculando:

$MMC\: (28,30)$

$28, \: 30\: \div 2$

$14, \:15 \: \div 2$

$7, \: 15 \: \div 3$

$7, \: 5 \: \div 5$

$7, \: 1 \: \div 7$

$1, \: 1$

Logo,

$MMC(28,30)=2^2\times 3\times 5\times 7=420$

Resposta:

$MMC(28,30)=420$