In this topic, we will learn what a decimal is and how to show it visually and on a number line. We will also add, subtract, multiply, and divide with decimals.

Learn how to add decimals, specifically to the tenths. Practice adding whole numbers first, then adding the decimal parts. Learn the concept of carrying over in decimal addition.

Introduction to decimal place values and the value of decimal digits. Created by Sal Khan and Monterey Institute for Technology and Education.

In this topic, we will learn what a decimal is and how to show it visually and on a number line. We will also add, subtract, multiply, and divide with decimals.

Sal introduces decimal numbers and understanding place value to the right of the decimal.

Learn Decimals as words Relating decimals and fractions in words Decimal place value

Want to learn more about decimal place value? Check out this video. Want to review whole number place value? Check out this article.

To figure out where the decimal belongs in your answer, put your fingers on each decimal in the numbers you multiplied together. Then, trace the decimals until your fingers meet at a corner …

Round decimals and whole numbers to the nearest thousand, hundred, ten, one, tenth, or hundredth.

Put on your math detective hat and dive into this unit on decimal place value. You'll learn how to locate decimals on a number line, see which ones are bigger or smaller, and round them to the …