Question

mdc dos numeros 8,14 e 21

Answer 1

56.
8,14,21 | 2
4,7, 1. 2
2,7,1. 2
1,7,1. 7
1,1,1

Answer 2

8|2
4|2
2|2
1|

2×2×2=8
2×2=4×2=8

14|2
7|7
1

7×2=14

21|3
7|7
1

7×3=21