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7th Math 2.20 A

Last updated over 2 years ago

9 questions

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Question 1

1.

One Day Only!--Ms. Bizzell is excited to try Uber Eats for the first time since they are giving her 40% off ANY meal delivery.

a) Type two equivalent expressions that can be used to find the final price of a meal that costs m dollars.

You can answer with "_ or _"

CFS:
#1: Accurately writes expression with appropriate variable

Question 2

2.

One Day Only!--Ms. Bizzell is excited to try Uber Eats for the first time since they are giving her 40% off ANY meal delivery.

b) Use one of your expressions from part a) to find Ms. Bizzell's final price paid if the original order was $62.

You MUST write the expression and show substitution in the SYW space below

CFS:
#1: Accurately uses substitution and evaluates

Question 3

3.

New Shoes--Mr. Kovalik is looking to buy some new shoes at a big discount so he goes to Marshall's. He finds a sale on a few of last year's Air Mancinis for 85% off.

a) Type two equivalent expressions that can be used to find the final price of shoes that originally cost s dollars.
You can answer with "_ or _"

CFS:
#1: Accurately writes expression with appropriate variable

Question 4

4.

New Shoes--Mr. Kovalik is looking to buy some new shoes at a big discount so he goes to Marshall's. He finds a sale on a few of last year's Air Mancinis for 85% off.

b) The 2018 Air Math Ones were originally $220. Find the final price Mr. Kovalik pays after the discount.

"The final price Mr. Kovalik pays is..."

CFS:
#1: Accurately uses substitution and evaluates

MEDIUM PROBLEMS

Question 5

5.

Game Day--When he went to Eastridge, Marcus saw that Mancini Mart was selling all games for 25% off their original price. He writes the expression g-0.25g to represent the final price of any game he purchases.

a) Type an equivalent expression to the one Marcus wrote. How do you know that this is equivalent?

"I know this is equivalent because..."

CFS:
#1: Accurately writes expression with appropriate variable
#2: Explains relationship with original expression

Question 6

6.

Holiday Gift--Mr. Vsaquez is looking for deals to get a gift to Mx. Luna. He gets an email from Amazon he can get 10% off any order.

a) Write an expression that can be used to find the final price of any gift that costs g dollars.

Question 7

7.

Holiday Gift--Mr. Vsaquez is looking for deals to get a gift to Mx. Luna. He gets an email from Amazon he can get 10% off any order.

b) If the original gift was $30, substitute into your expression in part a) to find the final price after the discount

Question 8

8.

More Sales—Jimmy wants to buy a fancy golden fidget spinner and finds two stores that sell them for a 30% discount.

a) Type an expression that can be used to find the final price of the fidget spinner if the original price is s dollars.

CFS:
#1: Accurately writes expression with appropriate variable

Question 9

9.

More Sales—Jimmy wants to buy a fancy golden fidget spinner and finds two stores that sell them for a 30% discount.

b) Use your expression to determine the final price if the original price of the spinner is $60.

"The final price of the spinner is..."

CFS:
#1: Accurately uses substitution and evaluates

Get some more practice on expressions on IXL!

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