Tools/Utilities 145Tip CalculatorNote: Press the key to enter the decimal point.The Exchange Rate field only accepts up to five digits after the decimal point.9. Press the key to save the new exchange rate.Currency — Erasing Exchange RatesYou cannot erase the preloaded currencies from theExchange Rate list. You can erase a currency that you haveadded to the list by doing the following:1. In standby mode, press the Menu key ( ), thenpress (for Tools/Utilities), (forConverter), and for Currency.2. Press the Rate (left) soft key ( ). TheExchange Rate list for the From currencyappears in the display.3. Use the Up and Down navigation keys to highlight the user-added currencyexchange rate to be erased.4. Press the EDIT key ( ) then press the Erase(right) soft key ( ). You are prompted toconfirm the erasure.Note: The right soft key ( ) is undefined for default Exchange Rates. Thisprevents you from erasing them.5. Press the Yes (left) soft key ( ) to erase theselected exchange rate or press the No (right)soft key ( ) to return to the Exchange Rate list.Tip CalculatorTip Calculator automatically calculates the followingamounts:• Gratuity (tip)• Individual payment (for groups)Calculations are based on the total amount of the check, aselected percentage, and the number of people paying.