1/2(*3) и 1/3(*2) = 3/6 и 2/6, 1/2(*6) и 5/6(*2) = 6/12 и 10/12, 1/5(*8) и 5/8(*5) = 8/40 и 25/40, 3/4(*8) и 7/8(*4) = 24/32 и 28/32, 1/3(*9) и 4/9(*3) = 9/27 и 12/27, 3/2(*5) и 8/10 = 15/10 и 8/10, 4/15 и 3/5(*3) = 4/15 и 9/15, 5/12 и 4/3(*4) = 5/12 и 16\12