What is the "best" number? There's only one according to Sheldon! In this clip, Sheldon explains what the best number is and why it is the best number.

Mr. Finn sings to his class a song about math. His song includes a few simple subtraction and multiplication prompts.

The kids need to solve equations where they need to take fractions of whole numbers.

Sheldon agrees to teach fractions to Missy and uses a pie analogy to explain them.

Sad Man and Bad Man both illustrate that calculating the fraction of a whole number is the same as dividing by the denominator. Bad Man then challenges Amber and Ashley to match fractions with their equivalent divisions, and they complete the challenge successfully.