Foundational Skills

How Do You Solve a Word Problem Where You Multiply Fractions and Work Backwards?

Word problems are a great way to see math in the real world. In this tutorial, you'll see how to solve a word problem by working backwards using a table. Check it out!
What's the Formula for the Perimeter of a Rectangle?

What is the formula for the perimeter of a rectangle? This tutorial shows you how to find that formula!
How Do You Find the Perimeter of a Shape?

Ever had someone come up to you on the street, hand you a shape, and ask you to find the perimeter of that shape? Watch this tutorial, and next time that happens you'll be ready!