7
ENG5640.DOC TI-5640 Guidebook, English for Americas Texas
Instruments Inc Revised: 05/23/00 4:43 PM Printed: 06/22/00
5:31 PM Page 7 of 8
ENG5640.DOC TI-5640 Guidebook, English for Americas Texas
Instruments Inc Revised: 05/23/00 4:43 PM Printed: 06/22/00
5:31 PM Page 7 of 8
Calculating a Loss Amount
An item cost you 35,000. You must sell it, but
can only afford to lose 33.3%. Calculate the selling price.
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2
35000
#
35,000. 35,000. M
33.3
O
3
33.3
8,743.435859 –%
T∗
26,256.56 26,256.56
∗
Calculating Percentages
DECIMAL = F, ROUND = 5/4, PRINTER = ON
Percent
49 x 15%
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2
49
?
49. 49. x
15
>
7.35 15.
7.35 %
∗
Add-On
1,450 + 15%
Press Display Print
2
1450
?
1,450 1,450. x
15
>
217.5 15.
217.5 %
∗
9
1,667.5 1,667.5 + %
Discount
69.95
-
10%
Press Display Print
2
69.95
?
69.95 69.95 x
10
>
6.995 10.
6.995 %
∗
.
62.95 62.955
-
%
Percent Ratio
29.5 is what percent of 25?
Press Display Print
2
29.5
'
29.5 29.5.
ö
25
>
118. 25.
118. %
∗