Given a set of fractions students will be able to compare unit fractions by using models to determine that the more equal parts there are in the whole, the smaller each part will be. This lesson includes a detailed plan, samples of...

Solve word problems by comparing whole numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In order to help children understand what numbers mean, it is helpful to teach them how to compare and order them. This site provides lesson plans, tips & tricks, and frequently asked questions. It's concise and easy to understand.

Explore the math of worldwide food waste, with focus on percentage, in this infographic from KQED. In the accompanying classroom activity, students predict the percent of food in each of the various categories (e.g., grains, fruit, etc.)...