Standard & Expanded Form

Core Skill Unlocked

Break large numbers apart to reveal their true value, then rebuild them from scratch. Toggle the numeral system below to see how numbers expand differently!

Part 1: The Deconstructor

Standard to Expanded Form

Change the digits to see the number expand into its place values.

Part 2: The Rebuilder Mission

Expanded to Standard Form

Combine the pieces to build the correct standard number. Watch out for hidden zeroes!

Target Configuration

Select the correct standard form for the configuration above: