Instructional Video5:34
Curated Video

Comparing Sets of Expressions

K - 8th
"Comparing Sets of Expressions" explains how to compare sets of expressions that contain the same numbers but differing symbols by simplifying each one according to the order of operations.
Instructional Video8:14
Let's Tute

Introduction to Frequency Polygons and Their Applications

9th - Higher Ed
This video explains what a frequency polygon is and how to draw one with and without the help of a histogram. It also demonstrates how to read a frequency polygon and compares its usefulness to that of a histogram. The example used is...