[Free Registration/Login may be required to access all resource tools.] Express decimals in expanded form.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving expressing hundredths as decimals.

[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems involving expressing tenths as decimals.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving expressing thousandths as decimals.

In this exercise, students practice multiplying and dividing decimals by 10. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Explains what Euler's Number is, its significance, and the formula used to calculate this irrational number. Gives memory tricks for remembering the value of e to 10 or 15 decimal places. Looks at some interesting properties of e and how...

This site is an online lesson plan and practice problems for students learning how to compare two decimal values are provided here. A detailed explanation of both the methods and the practice questions are provided for easy understanding.

This website explains and defines adding whole numbers and decimals. Content explores addition with regrouping and how to align numbers in a written calculation. There are even practice problems at the end of the lesson.

A graphing calculator lesson on coordinate planes. Detailed examples, demonstrations with key functions, and practice problems included. Acrobat Reader required.

This tool allows you to create worksheets where students must round whole numbers or decimal numbers to various place value positions.

This photo shows a basic calculator sitting on a desk. The value of Pi is written to five decimal places on the screen.