Digit is tasked with putting the same number of garlic cloves in each jar. He uses the "counting off in rounds" technique he learned from Jackie to perform the division. This clip is a great introduction to division.
Digit and Wicked need to talk to the Sphinx to find the location of the Universal Vortex Opener (UVO). In order to get the Sphinx to talk, they have to feed it the correct number of chocolate sand cones. They use their understanding of fractions to determine how many sand cones to feed him.