HP 33s Scientific manual 16.12 ‘   15.76 T .

›  )  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 ‘  )

15.76T .)

{%} 4 .)

This year's price dropped about 2.2% from last year's price. Restores FIX 4 format.

Note	The order of the two numbers is important for the %CHG function.
	The order affects whether the percentage change is considered
	positive or negative.

Real–Number Functions 4–7