All and more about Sharp
PC
-1500
at
http
:/l
www.PC-1500.info
C.
SERIAL
CALCULA
TI
ONS
You can utilize an answer from
one
calculat ion in a following calculati
on
by
prooceding
directly
to
the
second calculation. (Do
not
press CL between calculations). Thus.
ii
you arc
balancing a checkbook,
you
will
operate SliARP in this fashion:
Input Display
161
.16
-47.50
(ENTtAI
1 1
3.
66
- 12
.33
1 1
3.
66-
1
2.
33
1
EH
T
(H
I
1 0 1 .
33
As you w
ill
o
bs
erve,
the
result
of
th
e
fi
rst cal
cu
lation jumps
to
the
left
of
the
display
as
you
begin
the
second calculation.
NOTE: DO NOT tYpe dollar
signs
or
commas when entering
numb
ers in calculations. These
symbols hove
si>e<;ial
meaning in
the
BASIC language (and
the
refore
to
SHARP).
Other
opera
ti
ons
can
be performed similarily. Try these:
Input
Display
5+3
I
f.H
T
CA
)
8
8+3
- 1
l
tH
Tt.
Ai
1 0
10*
3 - 1
I
tH'T!'a
)
29
29/3
- 1
l
•NTU
I
8 .
666666667
D. CALCULATIONS
WI
TH
NEGATIVE
NUMBERS
Im
ag
ine
you
have presented your computer science teacher, Mr. Onoff, with
two
apples. You
have remaining
an
inventory
of
five
app
les, and you wonder,
"How
many apples would I now
have if
I
hadn't
been
so generous
to
Mr.
Onoff7"
.
To
find the answer, you might imagine
the
subtraction from inventory negated;
that
is,
you
would subtract t
he
subtraction.
Type
into
SHARP: 5 - - 2 l
<•T<•
I . Seven would be
your
hypothetical inventory.
Try
thes
e similar calcula·
tions with negatively signed numbers:
5*-2
5+-2
5
/-
2
-5
-
2.3
-
5+-2
-
5/
- 2
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