2.
Store each
of
the
values you
know
by
keying
in
the
number
and
pressing
the
appropriate
menu
key.
3.
Press
the
menu
key for
the
value you
want
to calculate. The
an-
swer is displayed
in
the
calculator line.
Example: Calculating the percent change. Part 1. Total sales last
year were $110,000. This year, sales were $115,000.
What
is
the
per-
cent change between last year's sales
and
this year's?
Part
2.
What
would this year's sales
have
to
be
to
show
a 12% in-
crease from last year?
Starting from
the
MAIN
menu:
Keys:
Display:
.,
CLEAR
ALL
I
0.00
110000
IIDIII
OLD=
110,000.00
115000
"
NE~~=115
,
000.00
IEmII
%CHANGE=4.55
Description:
Displays
the
%CHG
menu.
Clears
the
history stack
and
the
%CHG variables.
Stores 110,000
in
OLD.
Stores 115,000
in
NEW.
Calculates
the
percent
change.
Part
2: OLD remains 110,000, so you
don't
have
to key it
in
again.
12 1Em11
..
:~CHANGE=
12.00
NEW=123,200.00
48
3:
General
Business
Calculations
Stores 12
in
%CH.
Calculates
the
value 12%
greater
than
110,000.
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