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65-522.fm Page 19 Thursday, July 13, 2000 11:48 AM
ˆ
Using the Calculator
To use the data bank's calculator function, press
CULATOR
, the current time, and
The calculator performs standard arithmetic calculations like
any other calculator. Simply press the numbers and operators
in the order they appear in the arithmetic operation.
CORRECTING ENTRY ERRORS
If you enter an incorrect value, press
ter the correct value and continue your calculation.
If you press an incorrect operator (+, –, ×, ÷), simply press the
correct key and continue your calculation.
To clear the display for a new calculation, press
twice so
0.
appears, then begin the new calculation.
ERROR MESSAGE
E
(error) appears in the lower left corner when:
• A calculation result exceeds 12 digits to the left of the deci-
mal point. This is an overflow error (see "Estimating Calcu-
lation Results" on Page 20).
• You try to divide by 0.
• A memory calculation exceeds 12 digits (the memory con-
tents remain unchanged).
Using the Calculator
.
CAL-
CAL/AC
0.
appear.
/
once. Then en-
C/CE
Clear
C/CE
/
Clear
19
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