16[ 132 ]Add, subtract, multiply and divide1 Press Menu 6 (Calculator).2 Enter the first number in the calculation.• Press to enter a decimal point andpress Clear to erase any mistakes.• To add, press once (+ appears)• To subtract, press (- appears)• To multiply, press (∗ appears)• To divide, press (/ appears)3 Enter the second number, repeating steps as needed.4 Press Options. Equals is selected.5 Press Select.Use the square and square root functionsYou can use the calculator for finding the square of a number or thesquare root of a number.1 Press Menu 6 (Calculator).2 Enter the number.3 Press Options, scroll to Square or Square root, then press Select.Convert currencySET THE EXCHANGE RATE1 Press Menu 6 (Calculator), then press Options.2 Scroll to Exchange rate, then press Select.3 Scroll to Home units converted to foreign units or Foreign unitsconverted to home units.4 Press Select.