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Reciprocal; Percent Functions; Percent - HP -22S Owner's Manual

Scientific calculator.
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Reciprocal
11Ix
I
calculates the reciprocal of the number in the display.
Keys:
Display:
+0.2500
0.5833
Percent Functions
Percent
Description:
Calculates 1 -;- 3,
1 -;- 4.
Adds the two
reciprocals.
The
.~
function performs two different operations:
• If there is no pending operator (no operator or parenthesis precedes
the displayed number), or if the pending operator is x,
+,
or
A,
then
.~
divides the displayed number by 100.
• If + or - precedes the displayed number,
.~
interprets the dis-
played number as a percent, and returns that percent of the
number preceding the + or -.
Calculate 27% of 85.3.
Keys:
85.3027
.~
Display:
x0.2700
23.0310
Description:
Divides 27 by 100.
Calculates 27% of
85.3.
Find the number that is 25% less than 200.
-50.0000
150.0000
Calculates 25% of 200.
Completes the
calculation.
3: Numeric Functions
43

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