Question

24. Calcule

a)mdc. (12,28) =
b)mdc. (26,39,36)=

Answer 1

M.D.C de 12 e 28.
12,28/2
6,14/2
3,7/3
1,7/7
1,1 =2×2=4×7=28

26,39,36/2
13,39,18/2
13,39,9/3
13,13,3/3
13,13,1/13
1,1,1/
2×3=6×13=66