4
Clearing Errors and Overflows
Correcting Entry Errors
If you have not pressed an operation key:
•
To clear an incorrect entry, press
I
.
•
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
X
,
W
,
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 .T
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
PRINTER = IC, ROUND = 5/4, DECIMAL = +
Press
Display
2
1241
X
12.41
12.41
+
395
W
8.46
3.95
–
002
:
8.46
8.46
S
540
X
13.86
5.40
+
003
E
13.86
13.86
G+
