Запиши выражения без скобок и найди его значение а)-30 + (20 ЦЕЛЫХ 1/3) б)-6 + (8 ЦЕЛЫХ 5/13) в)-60 + (+1 ЦЕЛАЯ 1/3)

а) -30 + (20 1/3) = -30 + 20 1/3 = 20 1/3 - 30 = 61/3 - 90/3 = -29/3 = - 9 2/3.б) -6 + (+1 1/3) = -6 + 1 1/3 = 1 1/3 - 6 = 4/3 - 18/3 = - 14/3 = - 4 2/3.в) -60 + (+1 1/3) = -60 + 1 1/3 = 1 1/3 - 60 = 4/3 - 180/3 = -176/3 = - 58 2/3.г) -35 5/12 + (-16) = -35 5/12 - 16 = -425/12 - 192/12 = -617/12 = - 51 5/12.д) 15 6/23 + (-11) = 15 6/23 - 11 = 351/23 - 253/23 = 98/23 = 4 6/23.е) 17 + (-5/6) = 17 - 5/6 = 102/6 - 5/6 = 97/6 = 16 1/6.з) -3 21/37 + 7 = 7 - 3 21/37 = 259/7 - 132/37 = 127/37 = 3 16/37.и) - 29 + (-1 7/9) = -29 - 1 7/9 = -261/9 - 16/9 = - 277/9 = -30 7/9.