How each button works: +1: Adds 1 to the amount +10: Adds 10 to the amount +100: Adds 100 to the amount -1: Subtracts 1 from the amount -10: Subtracts 10 from the amount -100: Subtracts 100 from the amount Restart: Resets the amount to 0 Half: Halfs the amount Double: Doubles the amount
