Column Subtraction Game
Unlock Levels
Challenge Yourself!
Leaderboard
Column Subtraction Arena
Master your subtraction skills and join the Global Leaderboard!
Scores are saved to the public leaderboard.
Welcome, ! 👋
Choose Your Level
Current Mode: 2-Digit
Level 1
Multiples of 10s
🔓 Unlocked
Level 2
No Regrouping
🔒 Locked
Level 3
Regroup Tens Only
🔒 Locked
Level 4
Regroup All
🔒 Locked
Level 5
Zeros Challenge
🔒 Locked
🏆 Global Top 10
🏆 Trophy Cabinet
Unlock badges by mastering levels!
Level 1 | Q: 1/10
Time: 00:00
Level Complete!
Score
0/10
Time
00:00
Saving to Global Leaderboard...