Question

61 5/8 + 59 4/15 +85 3/8   сколько будет?

Answer 1

1) 61 5/8 + 85 3/8 = 146 8/8 = 147 
2) 147 + 59 4/15 = 206 4/15 

Answer 2

61 5/8 + 59 4/15 +85 3/8 = (61 5/8+85 3/8) + 59 4/15 = 146 8/8 + 59 4/15 =                         = 147 + 59 4/15 =206 4/15