Question

2. Calcule
a MMC e MDC
nos casos a
seguir:

a) 10,20 e 30

b) 15,25 e 45

c) 40,60 e 80​

Answer 1

Resposta:

a) 60

b) 225

c) 240

Explicação passo-a-passo:

a)

10, 20, 30 | 2

5, 10, 15    | 2

5, 5, 15     | 3

5, 5, 5      | 5

1, 1, 1  

MMC = 2 . 2 . 3 . 5 = 60

b)

15, 25, 45 | 3

5, 25, 15   | 3

5, 25, 5    | 5

1,  5,  1      | 5

1,  1,   1

MMC = 3 . 3 . 5 . 5 = 225

c)

40, 60, 80 | 2

20, 30, 40 | 2

10, 15, 20   | 2

5, 15, 10     | 2

5, 15, 5      | 3

5, 5, 5       | 5

1, 1, 1

MMC = 2 . 2 . 2 . 2 . 3 . 5 =  240