2 3/5 - 4/5 = 1 ?/5 - 4/5 = ?

2 3/5 - 4/5 = 1 3/5 - 4/5 =9/5 pozdrawiam:)

2 3/5 - 4/5 = 1 8/5 - 4/5 = 1 4/5

2 3/5 - 4/5 = 1 ?/5 - 4/5 = ? 2 i 3/5 - 4/5 = 1 i 8/5 - 4/5 = 1 i 4/5