Using Memory Operations; Calculating Gross Profit Margin - Texas Instruments TI-5630 Manual De Instrucciones

Using Memory Operations

DECIMAL = 2, ROUND = 5/4, TAX = CALC, PRINTER = ON
Multiplication with Memory Keys
10.50 and five items at 4.95. By using the memory keys, you will not
disturb a current calculation.
Press
0 † 10.5 ? 3 N
4.95 ? 5 N
; ††
4.95 ? 5 F †††
0
0 prints the current memory total and clears the memory.
†
You calculate a memory subtotal to see the current total
††
amount of your order.
††† You decide not to order the last item.

Calculating Gross Profit Margin

DECIMAL = 2, ROUND = 5/4, TAX = CALC, PRINTER = ON
Calculating a Profit Amount
earn a 40% profit. Calculate the selling price.
Press
2 65 #
40 3
You need the total of three items at
Display
M 31.50
M 24.75
M 56.25
M 24.75
31.50
An item cost you 65.00. You want to
Display
65.
108.33
6
Print
10.5
3.
31.50 M+
4.95
5.
24.75 M+
56.25 MU
4.95
5.
24.75 M–
31.50 M∗
Print
65. M
40. %
@∗
43.333333333
108.33 ∗
x
=
x
=
x
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