Samsung SCH-R810 User Manual (user Manual) (ver.f5) (English) - Page 130
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2. Press the Erase soft key. The Select to erase screen appears in the display. Note: Your Home and 2nd clocks are disabled in the Select to erase screen to prevent them being erased. 3. Select the World Clock you want to erase. A check mark appears in the selected World Clock's checkbox. 4. Press the Erase soft key. You are returned to the World Time screen in which the erased World Clock no longer appears. Calculator You can perform calculations, including addition, subtraction, multiplication, division, and percentages using your phone. 1. From the Tools menu, select Calculator. The Calculator screen appears in the display. 2. Enter the first number in your calculation using the calculator-style touch keypad. (Numbers can be up to 15 digits long, and can include a decimal point followed by up to 5 more digits.) 3. Select the desired operation. [You can nest calculations using parentheses "( )".] To delete your last entry, press . 4. Use the keypad to enter the second number for your calculation. 5. Press to perform the calculation and view the result. Tools 128