Math Sprint: Missing Number
Quick skills game · Hard · Free to play
Ready when you areBest: —

Find the number that belongs in the box.
About this game
Math Sprint: Missing Number is a free online brain game. Complete a missing-addend equation by working backwards from the total rather than adding two visible numbers. Play a complete scored session with clear feedback and a fresh challenge on every round.
How to play
Find the number that belongs in the box.
Controls
Tap or click the labeled controls. Keyboard users can use Tab and Enter.
Your next round
Use Restart for a fresh game. Save this game to find it in My favorites. Your best score stays on this device.
Keep the fun going
Try another little challenge
