A) 8 + 5 1/2 = 8 + 5 + 1/2 = 13 1/2Б) 3 3/8 + 1/16 = 3 + 3/8 + 1/16 = 3 + 6/16 + 1/16 = 3 7/16В) 7 3/5 + 5 2/5 = 7 + 3/5 + 5 + 2/5 = 12 + 5/5 = 12 1/5Г) 4 2/9 + 3 3/7 = 4 + 2/9 + 3 + 3/7 = 7 + 14/63 + 27/63 = 7 41/63Д) 9 7/15 + 2 3/4 = 9 + 7/15 + 2 + 3/4 = 11 + 7/15 + 12/4 = 11 + 28/60 + 45/60 = 11 73/60
A) 8 + 5 1/2 = 8 + 5 + 1/2 = 13 1/2
Б) 3 3/8 + 1/16 = 3 + 3/8 + 1/16 = 3 + 6/16 + 1/16 = 3 7/16
В) 7 3/5 + 5 2/5 = 7 + 3/5 + 5 + 2/5 = 12 + 5/5 = 12 1/5
Г) 4 2/9 + 3 3/7 = 4 + 2/9 + 3 + 3/7 = 7 + 14/63 + 27/63 = 7 41/63
Д) 9 7/15 + 2 3/4 = 9 + 7/15 + 2 + 3/4 = 11 + 7/15 + 12/4 = 11 + 28/60 + 45/60 = 11 73/60