Выполните вычитание. 1) 5(8/51) - 3(5/17) = 5(8/51) - 3(15/51) = 4(59/51) - 3(15/51) = 2) 4(2/9) - 1(17/36) = 3) 6(2/3)

1) 5(8/51) - 3(5/17) = 5(8/51) - 3(15/51) = 4(59/51) - 3(15/51) = 1(44/51)2) 4(2/9) - 1(17/36) = 4(8/36) - 1(17/36) = 3(44/36) - 1(17/36) = 2(3/4)3) 6(2/3) - 2(6/7) = 6(14/21) - 2(18/21) = 3(17/21)4) 3(1/6) - 2(3/8) = 3(4/24) - 2(9/24) = 19/245) 9(7/20) - 4(9/25) = 9(35/100) - 4(36/100) = 4(99/100)6) 7(4/15) - 5(5/9) = 7(12/45) - 5(25/45) = 1(32/45)