Math Videos

Feel free to use these math videos in your classroom or just for inspiration!

Comparing, Adding & Subtracting Fractions

Cross Multiply and Smile (XD):  Method for Comparing, Adding, and Subtracting Fractions

The Butterfly:  Method for Comparing, Adding, and Subtracting Fractions

Solve Two-Step Equations by Backtracking

Greatest Common Factor

Find the G.C.F. using a Venn diagram:

Find the G.C.F. using the ladder method:

G.C.F and L.C.M.

Find the G.C.F. and L.C.M. of two numbers using prime factorization and a Venn diagram:

Find the G.C.F. and L.C.M. of two numbers using prime factorization and a Venn diagram: