12/45=4/9, 12/36=1/3, 30/105=2/7, 88/990=4/45, 100/250=2/5
13=13*1, 320=2*2*2*2*2*2*5, HOK 2*2*2*2*2*2*5*13=4160
9=3*3, 12=2*2*3, 15=3*5, HOK 2*2*3*3*5=180
2=2*1, 3=3*1 HOK 2*3=6
7=7*1, 9=3*3 HOK 3*3*7=63
12=2*2*3, 15=3*5 HOK 2*2*3*5=60
4 1 2 44 2
15 3 7 495 5
НОК(9,12,15))
2и3 =6
7и9 =63
12и15 = 50
12/45=4/9, 12/36=1/3, 30/105=2/7, 88/990=4/45, 100/250=2/5
13=13*1, 320=2*2*2*2*2*2*5, HOK 2*2*2*2*2*2*5*13=4160
9=3*3, 12=2*2*3, 15=3*5, HOK 2*2*3*3*5=180
2=2*1, 3=3*1 HOK 2*3=6
7=7*1, 9=3*3 HOK 3*3*7=63
12=2*2*3, 15=3*5 HOK 2*2*3*5=60
4 1 2 44 2
15 3 7 495 5
НОК(9,12,15))
2и3 =6
7и9 =63
12и15 = 50