Discount and Sales Price Activity- Nike Sale
Watch and discuss ads:
DAVID JONES MID-SEASON SALE: TAKE AN EXTRA 25% OFF
What types of numbers did you see during these commercials?
What does it mean if the price of an item is ‘50% off’?
Introduce that to calculate 10 percent of a number, simply divide it by 10 or move the decimal point one place to the left.
How do you use this knowledge to find 5%, 20% and 15%?
Show how to check answer on a calculator.
Shoe Sale. Use Nike prices & discounts and place around the room. Students need to round prices to the nearest whole dollar then calculate the sale price based on the percentage discount.
Now introduce Bar Model
Calculating Percentages– use this to teach the bar model as an alternative
Shoe Sale. Use Nike prices & discounts and place around the room. Students need to round prices to the nearest whole dollar then calculate the sale price based on the percentage discount.
Can you use a shop of interest e.g. JD sports, cotton on, EB games and do percentages off items.
Find the:
Price if 10% off
Price if 25% off
Price if 50% off