1 1/2 + 5 2/3 = (satu satu per dua tambah lima dua per tiga sama dengan)

1 1/2 + 5 2/3 = (1 + 5) + (1/2 + 2/3)
                     = 6 + (3/6 + 4/6)
                     = 6 + 7/6
                     = 6 + 1 1/6
                     = 7 1/6

3/2 + 17/3
= 9/6 + 34/6
= 43/6