1) НОК(20, 12) = 607/20 = 21/605/12 = 25/60
2) НОК(24, 30) = 12011/24 = 55/1201/30 = 4/120
3) НОК(16, 12) = 483/16 = 9/487/12 = 28/48
1) НОК(20, 12) = 60
7/20 = 21/60
5/12 = 25/60
2) НОК(24, 30) = 120
11/24 = 55/120
1/30 = 4/120
3) НОК(16, 12) = 48
3/16 = 9/48
7/12 = 28/48