4 Working with your basic applicationsCalculator50TIP: Press the Memo Pad application button repeatedly to cycle through the categories inwhich you have memos.CalculatorCalculator allows you to perform general mathematical functions including addition,subtraction, multiplication, division, and square root operations.You can do the following in Calculator:• Perform basic calculations.• Store and retrieve values.• Display the last series of calculations, which is useful for confirming a series of“chain” calculations.To launch Calculator:• Tap the Calculator icon .The Calculator pad appears.Expense Expense enables you to keep track of your expenses and then transfer thatinformation to a spreadsheet on your computer.You can do the following in Expense:• Record dates, types of expenses, amount spent, payment method, and otherdetails associated with any money that you spend.• Assign expense items to categories so that you can organize and view them inlogical groups.• Keep track of vendors (companies) and people involved with each particularexpense.• Log miles traveled for a particular date or expense category.