Change; Total; Rad Deg - HP 39g Master Manual

%CHANGE

This function calculates the percentage
change moving from X to Y using the formula
100(Y-X)/X. It can be used to calculate (for
example) percentage profit and loss.
Eg. I buy a fridge for $400 and sell it for $440.
What is my profit as a percentage?
Use: %CHANGE(400,440)
I sell a toy for $5.95 that normally sells for $6.50
What is the discount as a percentage?
Use:
%CHANGE(6.50,5.95)
See also:
%,

%TOTAL

%TOTAL
To find out what percentage X is of Y, use the
function %TOTAL(Y,X). Note the reversed
order.
Eg. What percentage is a score of 53 out of 81 on a test?
Use: %TOTAL(81,53)
What percentage is 124 of 112?
Use:
%
See also:
%, %CHANGE
RAD DEG(rad)
This function converts radians to degrees.
Eg.
RAD DEG(π/6) = 30

RAD DEG(5) = 286.48

See also:
DEG
TOTAL(112,124)
o
o
RAD, HMS , HMS
251