Overview of Calculator Operations 1
1
Overview of Calculator Operations
This chapter describes the basic operation of your BA II PLUS™
PROFESSIONAL calculator, including how to:
• Turn on and turn off the calculator
• Select second functions
• Read the display and set calculator formats
• Clear the calculator and correct entry errors
• Perform math and memory operations
• Use the Last Answer feature
• Use worksheets
Turning On the Calculator
Turning Off the Calculator
Press $.
• The displayed value and any error condition clear.
• Any unfinished standard-calculator operation and worksheet
calculation in progress cancel.
Press $.
• If you turned off the calculator by pressing $, the
calculator returns to the standard-calculator mode
with a displayed value of zero.
All worksheets and formats for numbers, angle units,
dates, separators, and calculation method retain
previous values and configurations.
• If the Automatic Power Down™ (APD™) feature
turned off the calculator, the calculator turns on
exactly as you left it, saving display settings, stored
memory, pending operations, and error conditions.
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