The answer memory content is not updated when one of the
D
procedures initiated by the above key operations results in an error.
Consecutive calculations
You can use the calculation result currently in the display (and the
D
result stored in the answer memory) as the first value for the next
calculation. Pay attention, however, that pressing an operation key
while a result is being displayed causes the value displayed to
change to "Ans" to indicate that the current value displayed is that
stored in the answer memory.
The result of a calculation can also be used with a following type A
D
2
function (x
nCr.
Independent memory
The values can be entered directly in the memory or added to and
D
subtracted from the memory. The independent memory is particularly
suited to calculating cumulative totals.
The independent memory uses the same memory area as variable
D
M.
To delete the independent memory (M), press the
D
keys.
Example 1:
(Total) −11
Variables
There are 9 variables available (A to F, M, X and Y) which can be
D
used to save data, constants, results and other values.
Proceed as follows to delete data assigned to a specific variable:
D
Press the following sequence of keys to delete the values assigned
D
to all the variable.
3
-1
, x
, x
, x!, DRG") and with +, -, ^(
23+9=32
53−6=47
−)45x2=90
23
. This operation deletes the data assigned to variable A.
(McL)
.
9
53
6
45
2
50
y
x
, x, , nPr and
),
x
32.
47.
90.
-11.