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HP HP-18C User Manual

HP HP-18C
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Doing Arithmetic Inside Registers
The
HP-18C
lets you
do
arithmetic
on
numbers
in registers.
The
fol-
lowing
example stores 45.7
in
register 3, multiplies
that
number
by
2.5,
and
stores
the
result
back
in
register
3:
Keys:
Display:
45.7
1
STO
13
45.713
2.51sT0103
2.513
114
.
25
Description:
Stores 45.7
into
register
3.
Stores 114.25
(45.7 x 2.5)
into
register 3.
Displays
the
contents
of
register 3.
Table 2-1. Arithmetic in Registers
Keys
New
Number
in
Register
1
sTOI[B
old number + displayed number
ISTOI[J
old number - displayed number
1
STO
10
old number x displayed number
1
STO
IC±J
old number
-7-
displayed number
1
STO
I
.LJ
old number " displayed number
You
can
also
do
arithmetic
on
numbers
stored
in variables. For exam-
ple, 2 1
STO
10
..
(in
the
MU%C
menu)
multiplies
the
current
contents
of
M%C
by
2
and
stores
the
product
in
M%C.
2:
Arithmetic
41

Table of Contents

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HP HP-18C Specifications

General IconGeneral
BrandHP
ModelHP-18C
CategoryPDA
LanguageEnglish

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