14x3 = 42/45 и 31 / 45
7x3 , 5x2 = 21/36 и 10/36
17x2, 3x5 = 34/80 и 15/80
71x5, 83x4 = 355/360 и 83x4/360
14x3 = 42/45 и 31 / 45
7x3 , 5x2 = 21/36 и 10/36
17x2, 3x5 = 34/80 и 15/80
71x5, 83x4 = 355/360 и 83x4/360