HP 33S - Page 71

Real–Number Functions
4–7
File name 33s-E-Manual-1008-Publication(1st).doc Page : 386
Printed Date : 2003/10/8 Size : 13.7 x 21.2 cm
Ù

Total cost (base price + 6% tax).
Suppose that the $15.76 item cost $16.12 last year. What is the percentage
change from last year's price to this year's
?
Keys: Display: Description:
16.12
Ï

15.76
º p

This year's price dropped about
2.2% from last year's price.
Þ
{

} 4

Restores FIX 4 format.
Note
The order of the two numbers is important for the %CHG function.
The order affects whether the percenta
g
e chan
g
e is considered
positive or negative.
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