Casio fx-3800P User Manual

"Overflow
or
error
check
Overflow
or
error
is
indicated
by
the
“E”
or
“LC
sign
and
stops
further
calculations.
Overflow
or
error
occurs:
1)
When
an
answer,
whether
intermediate
or
final,
or
accumulated
total
in
the
independent
memory
is
more
than
1
x
10'°°
("E*
sign
appears).
2)
When
function
calculations
are
performed
with
a
number
exceeding
the
input
range
(E"
sign
appears),
3)
When
unreasonable
operations
are
performed
in
statistical
calculations
(“"E”’
sign
appears),
Ex.)
You
attempt
to
obtain
xX
or
On
without
any
input
data
(n
=
0).
4)
When
the
total
number
of
levels
of
explicitly
and/or
implicitly
(with
addition-
subtraction
versus
multiplication-division
including
x”
and
x)
nested
Parentheses
exceeds
six,
or
more
than
18
Pairs
of
parentheses
are
used,
Ex.)
You
have
pressed
the
key
18
times
continuously
before
designating
the
sequence
of
BOB.
To
release
these
overflow
checks:
1),2),3)
....,
Press
the
Gi
key,
BY
se
$06
ae
wie
Press
the
@@
key.
Or
press
the
key,
and
the
intermediate
result
just
before
the
overflow
occurs
is
displayed
and
the
subsequent
calculation
is
possible,
4/NORMAL
CALCULATIONS
*
Set
the
RUN
mode
(()@))
and
COMP
mode
(
(one)
(}).
*
Calculations
can
be
performed
in
the
same
sequence
as
the
written
formula
(true
algebraic
logic).
*
Nesting
of
up
to
18
parentheses
at
six
levels
is
allowed.
4-1
Four
basic
calculations
*
Parenthesis
calculations
can
not
be
performed
with
the
function
mode
at
"LR",
EXAMPLE
OPERATION
READ-OUT
ee
READ-OUT
23+4,.5-53=-25.5
2384058538
56x(—12)
+(-2.5)=268.8
56812082050a
268.8
2+3x(1x10?°)=6,666666667x1019
268361163208
|6.666666667
'9
5
=(3+4x5)+5=4.6
Q360485085ea
3+5x6
(=3+30)
=33
365068
(33.
|
7x8-4x5
(=56-20)
=36
78884858
1+2-3x4+54+6=6.6
18283048586e
6
4x5
0.3
O58
6a
*
The
number
of
depression
of
the
()
key
can
be
displayed.
2x{7+6x
(5+4)}
=122
28@{Cor
0
|
7eeme
co.
0
|
soaaa@e
|
122
(2+3)x4=20
©28309048
es
*
It
is
unnecessary
to
press
the
6
key
before
the
@
key.
10—{7x(3+6)}
=-53
108©78@3a6e
[_=s3.
Another
operation:
108
678068308640e
“y=
Be ee on a oe Menachapeantten

Casio fx-3800P Specifications

General

Brand	Casio
Model	fx-3800P
Category	Calculator
Language	English