Casio fx 991MS User Guide - Page 18

Memory Calculations

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(Internal calculation continues using 12 digits.) 200 \ 7 = - 14 = 28.57100 400.00000 The following performs the same calculation using the specified number of decimal places. 200 \ 7 = 28.57100 (Internal rounding) A Q 28.57100 - 14 = 399.99400 • Press F ..... 3(Norm) 1 to clear the Fix specification. • Example 2: 1 Ö 3, displaying result with two significant digits (Sci 2) F..... 2(Sci) 2 1 \ 3 = SCI 3.3-01 • Press F ..... 3(Norm) 1 to clear the Sci specification. Memory Calculations COMP Use the F key to enter the COMP Mode when you want to perform a calculation using memory. COMP F 1 k Answer Memory • Whenever you press = after inputting values or an ex- pression, the calculated result automatically updates Answer Memory contents by storing the result. • In addition to =, Answer Memory contents are also updated with result whenever you press A v, |, A {, or A j followed by a letter (A through F, or M, X, or Y). 16

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16
200
\
7
=
-
14
=
(Internal calculation continues
using 12 digits.)
28.571
00
400.000
00
28.571
00
28.571
00
399.994
00
200
\
7
=
(Internal rounding)
A
Q
-
14
=
The following performs the same calculation using the
specified number of decimal places.
• Press
F
.....
3
(Norm)
1
to clear the Fix specifica-
tion.
•
Example 2:
1
´
3, displaying result with two significant
digits (Sci 2)
F
.....
2
(Sci)
2
1
\
3
=
3.3
–01
SCI
• Press
F
.....
3
(Norm)
1
to clear the Sci specifica-
tion.
k
Answer Memory
•
Whenever you press
=
after inputting values or an ex-
pression, the calculated result automatically updates An-
swer Memory contents by storing the result.
•
In addition to
=
, Answer Memory contents are also up-
dated with result whenever you press
A
v
,
|
,
A
{
, or
A
j
followed by a letter (A through F, or M, X,
or Y).
COMP
Memory Calculations
Use the
F
key to enter the COMP Mode when you
want to perform a calculation using memory.
COMP
.............................................................
F
1