1. Rational Numbers

Arianna runs up 4 flights of stairs and then runs down 4 flights of stairs.

Does this situation represent additive inverses? Explain.

• Yes; The numbers combine to eight.

• Yes; The numbers combine to zero.

• No; The numbers are both represented by the same integer.

• No; The numbers cannot be added together.

Tags

CCSS.7.NS.A.1B

Four out of nine dogs weigh less than 20 pounds.

What is the decimal equivalent for the number of dogs weighing less than 20 pounds?

• 0.̅2̅

• 0.24

• 0.4̅

• 0.49

Tags

CCSS.4.NF.C.6

Andy is scuba diving. He starts at sea level and then descends 10 feet in  $2\frac{1}{2}$   minutes. How would you represent Andy’s descent as a unit rate? Express your answer as an integer. Enter your answer in the box.

(a)  

Tags

CCSS.7.RP.A.1

Andy is scuba diving. He starts at sea level and then descends 10 feet in  $2\frac{1}{2}$   minutes. If he continues at this rate, where will Andy be in relation to sea level after 6 minutes?

(a)  

Tags

CCSS.7.RP.A.3

If p < 0, q > 0, and p + q = r, which statement about r is true?

• $\left|r\right|=\left|q\right|$

• $r>0$

• $r<0$

• $\left|r\right|>\left|q\right|$

Tags

CCSS.7.NS.A.1B

Javier had $305 in his bank account. His bank charges a fee of $7.50 each month that a balance is below $500.

If he makes no other deposits or withdrawals, how much money is in Javier’s account at the end of three months?

Enter your answer in the box.

(a)  

Tags

CCSS.7.NS.A.3

In the first round of a card game, Niki scored 20 points.

Then, she lost 10 points on one turn and an additional 25 points on her final turn. Choose the number line that shows the change in Niki's score?

• 
• 
• 
• 

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

In the first round of a card game, Niki scored 20 points.

Then, she lost 10 points on one turn and an additional 25 points on her final turn. What was Niki's final score?

(a)  

Tags

CCSS.7.NS.A.1C

A fish finder shows a large fish at 13 feet below the surface of the water and a smaller fish located 4 feet below the surface of the water. Select all the expressions that are equivalent to the distance between the fish.

• $\left|-13\ +\ \left(-4\right)\right|$

• $\left|-13\ -\ \left(-4\right)\right|$

• $\left|-13-4\right|$

• $\left|-4\ +\left(-\ 13\right)\right|$

• $\left|-4\ -\left(-13\right)\right|$

Tags

CCSS.7.NS.A.1C

A catering company loses $110 as a result of a delay.

The 5 owners of the company must share the loss equally.

Which quotient represents each owner's share of the loss?

• $-110\div5$

• $-110\div-5$

• $110\div5$

• $110\div-5$

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B