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CHAPTER 6
Using Calculator
Calculator enables you to perform addition, subtraction, multiplication,
division, and square root operations. Use Calculator to do the following:
■ Perform basic calculations.
■ Store and retrieve values.
■ Display the last series of calculations, which is useful for confirming a series of
“chain” calculations.
To open Calculator:
1. Tap the Home icon .
2. Tap the Calculator icon .
Performing Calculations
The Calculator includes several buttons to help you perform calculations.
Clears the entire calculation and enables you to begin a fresh calculation.
Clears the last number you entered. Use this button if you make a
mistake while entering a number in the middle of a calculation. This
button enables you to re-enter the number without starting the
calculation over.
Toggles the current number between a negative and positive value. If
you want to enter a negative number, enter the number first and then tap
the +/- button.