⚡ COMPETITIVE MATH CHALLENGE
Master Money & Make Exact Change!
Test your mental math speed! Step behind the register, count customer payments, and hand back the perfect change using bills & coins.
Timed Blitz
Serve as many customers as you can in 3 minutes. Earn streak multipliers and speed bonuses!
Play 3-Min Speed Run1v1 Register Battle
Turn-based rivalry for 2 players! Enter custom nicknames and see live scores side-by-side in 5 rounds.
Start 2P BattleUntimed Practice
Build confidence! Hints enabled for first 5 rounds, then auto-removes target hints so you calculate yourself.
Start TrainingPersonal Best Record
$0 (0 pts)
Grade 6 Concepts:
Decimal Subtraction
Optimal Coin Breakdown
Multi-Item Sums
🧑🎓
Alex
Standard Order
"Hi! I'd like to buy these supplies please."
Items Ordered
Price
Subtotal:
$0.00
Store Discount (-10%):
-$0.00
Total Cost:
$0.00
Customer Hands You:
$0.00
Target Change Needed:
(Calculate!)
Your Change Drawer
Drawer Total:
$0.00
Tap bills and coins below to add them to the change drawer!
💡 Hint: Exact change breakdown...
Tap Money to Hand to Customer
Tip: Always try to give highest denomination first!
Paper Bills
Coins
Shift Complete!
Here is how you managed the cash register today.
🎉 Winner: Player 1!
Final Score
0
Served Customers
0
Accuracy
0%
Incorrect Shifts
0