14 G e t t i n g S t a r t e d
J
Percent
difference
Key in the base numbers separated by
R. Press
J. Calculates percent change between number in
Y-register and number displayed in X-register
(page 34).
I
Percent of total
Enter a total amount. Press
R. Key in the number x
whose percentage equivalent you wish to find. Press
I. Calculates percent that x is of the number in Y-
register (page 35).
Uf
Calculates date
and days from a
starting date
Key in start date and press
R. Key in the number
of days from entered date (if date is in the past,
press
F). Press Uf. Displays date and the
day of the week as a number 1-7 to the right of the
display: 1 is for Monday; 7 is for Sunday
(page 38).
Uo
Number of days
between two
dates
Key in the earlier date and press
R. Key in the
later date and press
Uo. Calculates the number
of days between two dates in actual days. To
display date based on a 30-day month, press
P
after completing steps listed above (page 40).
Uj
Square root
Calculates the square root of the number displayed
in the X-register (page 100).
Table 1-3 Keys and Functions
Key(s) Description and Page Number in the User’s Guide
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