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Using Constants
ROUND = 5/4, DECIMAL = F, POWER = PRT
Multiply by a Constant
5 x 3 = 15
The first number in a multiplication problem is the constant multiplier.
Enter/Press
Display
‰
5 B
3 D
15.
4 D
20.
Divide by a Constant
66 ÷ 3 = 22
The second number in a division problem is the constant divisor.
Enter/Press
Display
‰
66 C
66.
3 D
22.
90 D
30.
Using Memory
ROUND = 5/4, DECIMAL = 2, POWER = PRT
Multiplication with Memory Keys
You need the total of 3 items at 10.50 and 5 items at 4.95. By
using the memory keys, you will not disturb a current calculation.
Enter/Press
Display
Š † 10.5 B 3
M
31.50
4.95 B 5
M
24.75
‹ ††
M
56.25
4.95 B 5 Œ †††
M
24.75
Š
31.50
Š prints the current memory total and clears the memory.
†
†† You calculate a memory subtotal to see the current total
5 x 4 = 20
amount of your order.
†††You decide not to order the last item.
Print
Calculating Gross Profit Margin
0.
0› C
ROUND = 5/4, DECIMAL = 2, POWER = PRT
5.
5› x
Calculating a Profit Amount
3› =
15›
An item cost you 65.00. You want to earn a 40% profit. Calculate
the selling price.
4› =
20›
Enter/Press
90 ÷ 3 = 30
‰
65 ‡
40 D
Print
0.
0› C
66›
÷
Calculating a Loss Amount
3›
=
An item cost you 35,000. You must sell it, but can only afford to
22›
lose 33.3%. Calculate the selling price.
90›
=
30›
Enter/Press
‰
35000 ‡
33.3 E D
Print
10›5 x
3› =
Store a Tax Rate
31›50 M+
4›95 x
Enter/Press
5› =
‰
24›75 M+
8;25 X
56›25 Mš
or ‚
4›95 x
5› =
Note: The tax rate you entered remains stored when the calculator is
24›75 M–
turned off, but not when the calculator is unplugged.
31›50 M
Display
Print
0.
0› C
65.
65› M
40› %
43›33333333333 œ
108.33
108›33
Display
Print
0.
0› C
35,000.
35,000› M
33›30 –
33›30 –%
8 743›435858965 œ
26,256.56
26 256›56
Calculating Tax
Tax rate = 8.25%.
Display
Print
0.
0› C
SEt
8.25
t=
8.25000
8›25000 RT
4
ROUND = 5/4, DECIMAL = F, POWER = PRT
Calculate Add-On
1,450 + 15% tax
Enter/Press
Display
‰
1 5 X
Set
t=
1450
Calculate Discount
235 - 17.5%
Enter/Press
Display
‰
1 7 ; 5 X
Set
t=
235 ‚
Display the Currently Set Tax Rate
Enter/Press
Display
‰
X
SEt
or ‚
t=
Calculating a Grand Total
ROUND = 5/4, DECIMAL = F, POWER = GT
Calculating a Grand Total
You operate a business. Calculate your expenses for each of the
first three months of the year and the total expenses for the first
quarter of the year.
January
February
Rent:
$500
Rent:
Utilities:
$103
Utilities:
Telephone: $ 32
Telephone: $ 44
Materials:
$535
Materials:
Print
0.
0› C
15.
15.0000
15›0000 RT
1 450›
15›0000 RT
217›5 œ+
1,667.5
1 667›5
Print
0.
0› C
17.5
17.5000
17›5000 RT
235›
17›5000 RT
35› œ–
200.
200›
Print
0.
0› C
0.
17.5000
17›5000 RT
March
$500
Rent:
$500
$ 96
Utilities:
$ 84
Telephone: $ 38
$614
Materials: $587
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