6=3 x2
8=2 la puterea a treia
cmmmc (6, 8)=2 la treia ori 3=24
12=22 × 3;
18 = 2 × 32;
cmmmc (12; 18) = 22 × 32 = 36;
15 = 3 × 5;
25 = 52;
cmmmc (15; 25) = 3 × 52 = 75;
12 = 22 × 3;
20 = 22 × 5;
cmmmc (12; 20) = 22 × 3 × 5 = 60;
10 = 2 × 5;
15 = 3 × 5;
cmmmc (10; 15) = 2 × 3 × 5 = 30
24 = 23 × 3;
30 = 2 × 3 × 5;
cmmmc (24; 30) = 23 × 3 × 5 = 120;
22 = 2 × 11;
33 = 3 × 11;
cmmmc (22; 33) = 2 × 3 × 11 = 66;
15 = 3 × 5;
20 = 22 × 5;
cmmmc (15; 20) = 22 × 3 × 5 = 60;