1)
24 = 2 * 2 * 2 * 3,
60 = 2 * 2 * 3 * 5
Нод (24,60) = 2 * 2 * 3 = 12,
24/60 = 2/5,
2)
45 = 3 * 3 * 5,
105 = 3 * 5 * 7,
Нод (45,105)= 3 / 5 = 15,
45/105 = 3/7,
3)
39 = 3 * 13,
130 = 2 * 5 * 13,
Нод (39,130) = 13,
39/130 = 3/10,
4)
64 = 2 * 2 * 2 * 2 * 2 * 2,
144 = 2 * 2 * 2 * 2 * 3 * 3,
Нод (64,144) = 2 * 2 * 2 * 2 = 16,
64/144 = 4/9