НСД(12 15 18) НСК( 9 14) НСД( 660 990) НСД( 15 45)
12 = 2 * 2 * 3 15 = 3 * 5 18 = 2 * 3 * 3 НСД = 3 9 = 3 * 3 14 = 2 * 7 НСК = 2 * 3 * 3 * 7 = 126 660 = 2 * 2 * 3 * 5 * 11 990 = 2 * 3 * 3 * 5 * 11 НСД = 2 * 3 * 5 * 11 = 330 15 = 3 * 5 45 = 3 * 3 * 5 НСД = 3 * 5 = 15