Percent functions, Other real-number functions – HP 48g Graphing Calculator User Manual
Page 151
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Percent Functions
Percent Functions
Key
Programmable
Command
Description
(MTHl RE
%
Prefix. A percent of
B
, ox
B
percent of
T (A is in level 2,
B
is in level 1):
(A
X
R)/100.
f:
i-1
%CH
Prefix. The percent change from A to
R, as a percentage of A (A is in level 2,
B
is in level 1):
{{B
— A)/A) x 100.
i
%T
Prefix. The percent of total (the total,
A, is in level 2 and the value,
B,
is in
level 1): (R/A) x 100.
12
Other Real-Number Functions
The functions in the following table are found in the MTH REAL
menu ((MTH )
REFlL ).
Command/Description
Example
Input
Output
ABS Prefix. Absolute
is -12
15 12
value.
CEIL Prefix. Smallest
1" ""3 = 5
1« -3
integer greater than or equal
to the argument.
15 3.5
1 5 4
FLOOR Prefix. Greatest
1« « 9
1 “ 6
integer less than or equal to
the argument.
1« 9
i •• l'
FP Prefix. Fractional part
15 5.234
15 .234
of the argument.
15 -5.234
15 -.234
Functions of Real and Complex Numbers 12-9