Răspuns :
180----
180:18=10
180:20=9--------------------------------------------------
180:18=10
180:20=9--------------------------------------------------
Numere care se impart la 18:
36:18=2
Numere care se impart la 20:
80:20=4
100:20=5
36:18=2
Numere care se impart la 20:
80:20=4
100:20=5