Learn how to use calculator app on your Samsung Galaxy S4 Active. With this feature, you can use the phone as a calculator. The calculator provides the basic arithmetic functions; addition, subtraction, multiplication, and division. The Calculator also keeps a history of recent calculations.
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From the Home screen, tap Apps icon > Calculator icon.
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Enter the first number using the on-screen numeric keys.
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Enter the operation for your calculation by tapping the corresponding on-screen arithmetic function key.
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Enter the second number.
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To view the result, tap equals (=). located at the top of the calculator buttons. A history of your past calculations is displayed. Tap = again to display the calculator keypad.
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To view calculator history, tap again to display the calculator keypad.
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To clear the calculator history, press Menu key > Clear history.
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To change the text size, press Menu key > Text size. Tap Small, Medium, or Large.
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Turn your phone sideways to the landscape position to display the scientific calculator.
