The document contains a series of subtraction problems with the numbers worked out in a step-by-step fashion. It shows 16 - 4 = 12, 18 - 2 = 16, 20 - 7 = 13, and so on, with the answers provided below each problem. At the end, it states "KRAJ" meaning "END" in Slovenian, followed by "TOČNO!" meaning "CORRECT!" and "POKUŠAJ PONOVNO!" meaning "TRY AGAIN!".