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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 8 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 8 of 8
Using Constants
DECIMAL =
F,
ROUND =
5/4
,
PRINTER =
ON
Multiplying by a Constant
5 x 3 = 15 5 x 4 = 20
The first number in a multiplication problem is the constant multiplier.
Press Display Print
2
5
?
5. 5. x
3
3
3. =
15. 15.
∗
4
3
4. =
20. 20.
∗
Note:
You can also find different percentages of a constant value by
completing the calculation with
>
instead of
3
.
Dividing by a Constant
66 ÷ 3 = 22 90 ÷ 3 = 30
The second number in a division problem is the constant divisor.
Press Display Print
2
66
'
66. 66. ÷
3
3
3. =
22. 22.
∗
90
3
90. 90. =
30. 30.
∗