- Question 1: Find what each picture equals using these equations: Hond minus Vleermuis equals 7, Orang-oetan minus Vleermuis equals 1, Hond plus 4 equals 12.
- Question 2: Find what each picture equals using these equations: Vleermuis plus Orang-oetan equals 10, Orang-oetan plus Hond equals 7, Vleermuis plus Vleermuis equals 12.
