The game contains fraction subtraction.It is designed so as to learn fractional subtraction using slices of pizza. There are 2 different ways that are used to understand frational subtraction. First way is to subtract the pizza slices show in the image and setting its relavent answer. and the second way is where fraction numbers are shown and pizza slices are to be set for correct anwer. Player get a point and 2 chance for a question to attempt.