Understanding Expanded Form: A Fun Way to Build Number Sense

Expanded form helps students see the value of each digit in a number. For example, 452 can be written as 400 + 50 + 2. This simple breakdown strengthens place-value understanding and makes math feel more visual and concrete.

Parents can easily practice this skill at home! Start by choosing a number and asking your child to say it in expanded form — or do the reverse and challenge them to combine the parts into one number.

To make learning even more fun, try this interactive online game: Expanded Form – Match Up. Kids match numbers with their expanded forms, turning math practice into a quick and engaging activity.

Credit: Game created by Wordwall.