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 decimals with Khan Academy's interactive lessons, covering topics like place value, addition, subtraction, and more.

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.

Decimal fractions Learn Understand decimals: FAQ Writing a number as a fraction and decimal

To convert a decimal to a fraction, place the decimal number over its place value. For example, in 0.6, the six is in the tenths place, so we place 6 over 10 to create the equivalent fraction, 6/10. If needed, …

Ce chapitre aborde la notion de nombre décimal et comment les situer sur la droite graduée ainsi que les quatre opérations avec des nombres décimaux.

In this unit, learners develop decimal understanding through place value and fraction thinking, representing decimals to thousandths and comparing, rounding, and naming them in various forms.

Learn all about understanding how to express decimals in various forms. Learn to break down decimals into place values, show how to write them in expanded form, separate each decimal part, and …

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.