Real–Number Functions 4-7
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:
8()
Rounds display to two decimal
places.
Calculates 6% tax.
Total cost (base price + 6% tax).
Keys: Display: Description:
This year's price dropped about
2.2% from last year's price.
8()
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.
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