Частина 1. Номер 660
Скороти дріб:
НСД(12/72) =12; 12/72 = 1/6
НСД(24/40) = 8; 24/40 = 3/5
НСД(72/90) = 18; 72/90 = 4/5
НСД(81/54) = 27; 81/54 = 3/2
НСД(30/90) = 30; 30/90 = 1/3
НСД(98/42) =14; 98/42 = 7/3
НСД(120/144) = 24; 120/144 = 5/6
НСД(138/184) = 46; 138/184 = 3/4
НСД(315/378) = 63; 315/378 = 5/6
НСД(224/288) = 32; 224/288 = 7/9