K variables – Casio FX820MS User Manual
Page 19
E17
k Independent Memory
• Values can be input directly into memory, added to
memor y, or subtracted from memory. Independent
memory is convenient for calculating cumulative totals.
• Independent memory uses the same memory area as
variable M.
• To clear independent memory (M), input
0
A
j
3
.
• Example:
23
ѿ 9 ҃ 32
23
+
9
A
j
3
53
Ҁ 6 ҃ 47
53
,
6

Ҁ) 45 ҂ 2 ҃ 90
45

2
A
{
(Total)
–11
0
3
k Variables
• There are nine variables (A through F, M, X and Y), which
can be used to store data, constants, results, and other
values.
• Use the following operation to delete data assigned to a
particular variable:
0
A
j
1
. This operation de
letes the data assigned to variable A.
• Perform the following key operation when you want to
clear the values assigned to all of the variables.
A
B
1
(Mcl)
=
• Example: 193.2
Ц 23 ҃ 8.4
193.2
Ц 28 ҃ 6.9
193.2
A
j
1
\
23
=
p
1
\
28
=