Apple iPod touch (4th generation - Calculator; Using the Calculator; Scientific Calculator

Calculator
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Using the calculator
Tap numbers and functions in Calculator just as you would with a standard calculator. When you
tap the add, subtract, multiply, or divide button, a white ring appears around the button to let you
know the operation to be carried out.
Get a number from
memory (a white ring
indicates a number is
stored in memory).
Clear the display.
Add a number to memory.
Subtract a number from
memory.
Clear memory.
Scientic calculator
Rotate iPod touch to landscape orientation to display the scientic calculator.
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