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HP HP-18C - General Business Calculations; Introduction; Percent Change

HP HP-18C
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3
General Business
Calculations
Introduction
The
general
business (BUS)
menu
is
used
to solve
four
types
of
prob-
lems. Each
type
of
problem
has
its
own
menu
.
Percent
change
(
..
)
Percent
of
total
(
EIiiII!I
)
Markup
on
cost
(
mEl
)
Markup
on
price (
D!IIiI
)
The
difference
between
two
numbers,
expressed as
a
percentage
of
one
of
the
numbers.
The
portion
that
one
number
is
of
another, ex-
pressed
as a
percentage
.
The
difference
between
price
and
cost, expressed as
a
percentage
of
the
cost.
The
difference
between
price
and
cost, expressed as
a
percentage
of
the
price.
Percent Change
You
can
calculate
anyone
of
the
three
values if you
know
the
other
two.
The
percent
change
(%CH) is expressed as a
percentage
of
the
OLD number.
1.
To
display
the
%CHG (percent change)
menu
from
the
MAIN
menu,
press 1IlmII,
then
..
.
Figure 3·1. The %CHG Menu
1
°.
oo
. IIIDIIIIEImlIIDI
3:
General
Business
Calculations
47

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