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.

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

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 …

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

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

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

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.

Neste tópico, vamos aprender o que é um decimal e como mostrá-lo visualmente em uma reta numérica. Também vamos somar, subtrair, multiplicar e dividir com decimais.

Learn a technique for converting decimal numbers into binary numbers using just pen, paper, and calculations. Works best for small numbers, since bigger numbers require increasingly more …

Since a decimal can be converted into a fraction, and division by a fraction is the same as multiplication by its reciprocal, there are some tricks we can use when dividing by decimals!