Question

найдите нок числа 20,70и15

Answer 1

20/2
10/2
5/5
1

70/2
35/5
7/7
1

15/5
3/3
1
20=2*2*5
70=2*5*7
15=5*3
НОК=2*5*7*2*3=420

Answer 2

нок (20,70,15) = 420