Question

por favor me ajudem!!!
Calculem o mmc e o mdc
12,20 e 10 :
7,15 e 8 :
4,6 e 8 :
12 e 21 :
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Answer 1

Oi....

O MMC e MDC de:

a) 12, 20, 10  

12, 20, 10 | 2

6, 10, 5 | 2

3, 5, 5 | 3

1, 5, 5 | 5

1, 1, 1

MMC = 2 . 2 . 3 . 5 = 60

MMC = 60

MDC = 2

b) 7,15, 8

7, 15, 8 | 2

7, 15, 4 | 2

7, 15, 2 | 2

7, 15, 1 | 3

7, 5, 1 | 5

7, 1, 1 | 7

1, 1, 1

MMC = 2 . 2 . 2 . 3 . 5 . 7 = 840

MMC = 840

MDC = 1

c) 4,6, 8

 

4, 6, 8 | 2

2, 3, 4 | 2

1, 3, 2 | 2

1, 3, 1 | 3

1, 1, 1 | 1

MMC = 2 . 2 . 2 . 3 = 24

MMC = 24

MDC = 2

d) 12, 21

12, 21 | 2

6, 21 | 2

3, 21 | 3

1, 7 | 7

1, 1 | 1

MMC = 2 . 2 . 3 . 7 = 84

MMC = 84

MDC = 3

Espero ter ajudado.