Texas Instruments TI-5660 - Clearing Errors and Overflows; Performing Basic Calculations

4
Clearing Errors and Overflows
Correcting Entry Errors
If you have not pressed an operation key:
•
To clear an incorrect entry, press
I
. You can then enter the
correct value and continue with your calculation.
•
To clear the last digit, press
(
.
If you have pressed an operation key:
•
To cancel an incorrect entry, press the opposite operation key. This
applies only to calculations involving
9
,
.
,
N
,
or
F
.
Error and Overflow Conditions and Indicators
If you divide by zero or calculate a selling price using a margin of 100%, an
error occurs. The calculator prints
ERROR
0 .*
and displays
E
and
0
.
An overflow occurs if you calculate a result with too many digits for the
calculator to display or print. When this occurs, the calculator:
•
Displays
E
and the first 12 digits of the result with a decimal point 11
places to the left of its correct position.
•
Prints
ERROR
and the first 12 digits of the result with the decimal
shifted 11 places to the left of its correct position.
To clear an error or overflow,
press
2
. The memory is not cleared
unless the error or overflow occurred in a memory calculation.
Performing Basic Calculations
Addition and Subtraction
12.41 – 3.95 + 5.40 = 13.86
DECIMAL =
+
, ROUND =
5/4, TAX = CALC
, PRINTER =
IC
Press Display Print
2
1241
9
12.41 12.41 +
395
.
8.46 3.95 –
002
:
8.46 8.46
U
540
9
13.86 5.40 +
003
E
13.86 13.86
∗