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Retake of Unit 1A Test: Big Idea 1 (STA)

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Last updated over 1 year ago
6 questions
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Question 1
1.

Which of the following statements BEST describes a situation in which opposite quantities combine to make zero?

Question 2
2.

Use the number line to answer the following question.

Which two points could be added to make zero? Justify your answer using absolute values in the 'type a response' section.

Question 3
3.

Use the information to answer the following question.

The price of a share of stock for company XYZ at the beginning of the week was $24.75. Over the next five days, the share of stock gained $2.50 on Monday, lost $3.25 on Tuesday, lost $0.75 on Wednesday, gained $1.25 on Thursday, and gained $4.75 on Friday.

What was the price of the share of stock at the end of Friday? Show your work.

Question 4
4.

Match the following simplified expression to its correct property.

Draggable itemarrow_right_altCorresponding Item
Commutative Property
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Distributive Property
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Associative Property
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Question 5
5.

Brylee and Arlen were asked to apply what they know about properties of operations in order to find the value of the following expression:

Which student correctly found the value of expression? Their strategies are both shown below:

Question 6
6.

Larkyn showed all her steps when she simplified the following expression:



What property of operations did Larkyn use to go from Step 1 to Step 2 and then from Step 2 to Step 3?