Выполните сложение смешанных чисел 3 1/2+1 5/6 4 2/5+9 3/7 8 3/4+2 7/8 2 3/8+1 5/6 6 1/5+1 2/3 4 3/8+8 1/2

1) 3 1/2 + 1 5/6 = 7/2 + 11/6 = 21/6 +11/6 = 33/6 = 11/2 = 5 1/2 2) 4 2/5 + 9 3/7 = 22/5 + 66/7 = 154/35 + 330/35 = 484/35 = 13 29/35 3) 8 3/4 + 2 7/8 = 35/4 + 23/8 = 70/8 + 23/8 = 93/8 = 11 5/8 4) 2 3/8 + 1 5/6 = 19/8 + 11/6 = 114/48 + 88/48 = 202/48 = 4 10/48 = 4 5/24 5) 6 1/5 + 1 2/3 = 31/5 + 5/3 = 93/15 + 25/15 = 118/15 = 7 13/15 6) 4 3/8 + 8 1/2 = 35/8 + 17/2 = 35/8 + 68/8 = 103/8 = 12 7/8