Răspuns:
D300=1,2,3,4,5,6,10,12,15,20,25,30,50,60,75,100,150,300
D 240=1,2,3,4,5,6,8,10,12,15,16,20,24,30,40,48,60,80,120,240
Divizorii comuni:1,2,3,4,5,6,10,12,12,20,30,60,
300=2²x3x5²
240=2⁴x3x5
c.m.m.d.c=2²x3x5=4x3x5=12x5=60
Sper ca te am ajutat!