Q2 7th Grade Proficiency Exam Review

Geographers use negative numbers to represent points below sea level and positive numbers to represent points above sea level. A penguin dove 3.5 below sea level to catch dinner for his kids who are sitting on an iceberg 1/2 meter above sea level. What is the difference in elevation between the penguin and his kids (think distance between)?

• 1

• 2

• 3

• 4

Tags

CCSS.7.NS.A.1C

A class is playing a game where they add or subtract numbers to come up with another target number. Which of the following can James do to 23 to turn it into 0. Select all that are true.

• Subtract 23

• Add 23

• Subtract (-23)

• Add (-23)

Tags

CCSS.7.NS.A.1B

Which situation is best described by this number line?

• Ryder owed his mom $5. Then he paid her back $2. Now he owes her $3.

• Ryder has $5. He needs to buy school supplies. He ends up owing his mom $0.

• Ryder borrowed $3. Then he borrowed $5 more. He now owes his mom $8.

• Ryder borrowed $5 from his mom. Then he paid her back $2. Now he owes her $0.

• None of these.

Tags

CCSS.7.NS.A.1C

A submarine was situation 800 feet below sea level. If it ascends 275 feet, what is its new position relative to sea level?

• 525

• -1,075

• -525

• 1,075

Tags

CCSS.7.NS.A.1C

On a number line, what is the distance between -8 and -2?

• 6

• -6

• 10

• -10

Tags

CCSS.7.NS.A.1C

(-2) + (-5)

(a)  

Tags

CCSS.7.NS.A.1C

5 + (-2)

(a)  

Tags

CCSS.7.NS.A.1B

4 + 5

(a)  

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

-2 + 1

(a)  

Tags

CCSS.7.NS.A.1C

While reviewing last month's finances, Oscar noticed that he had spent $200 on a wedding cake and deposited $500 that he earned from selling used books back to the bookstore. Then, he spent $127 on new books. What number represents the overall change in Oscar's savings?

• $573

• (-$173)

• (-$427)

• $173

Tags

CCSS.7.NS.A.3