Adam plans to choose a video game from a section of the store where everything is 75%
off. He writes the expression d−0.75d
to find the sale price of the game if the original price is d
dollars.
Rena correctly writes another expression, 0.25d
, that will also find the sale price of the game if the original price is d
dollars.
Use the drop-down menus to explain what each part of Adam's and Rena's expressions mean.
CLEAR CHECK
Adam's Expression: d−0.75d
d:
0.75:
0.75d:
d−0.75d:
Rena's Expression: 0.25d
0.25:
d:
0.25d:
Adam's Expression: d−0.75d
d: This represents the original price of the game in dollars.
0.75: This represents the discount percentage, which is 75% off.
0.75d: This represents the amount of the discount, which is 75% of the original price.
d−0.75d: This represents the final sale price after subtracting the discount from the original price.
Rena's Expression: 0.25d
0.25: This represents the discount percentage, which is 25% off.
d: This represents the original price of the game in dollars.
0.25d: This represents the amount of the discount, which is 25% of the original price.