Сократите: а) 8х11\33х4 б) 18х25\75х12 в) 6х7+7х5\49
а) 8 * 11/33 * 4 = 32 * 1/3 = 32/3 = 10 2/3
б) 18 * 25/75 * 12 = 216 * 1/3 = 216/3 = 72
в) 6 * 7 + 7 * 5/49 = 42 + 5/7 = 42 5/7