Topic 4: Rational Number Operations

What number do you need to add to -5 to get 0?

• 5

• -5

• 10

• -10

Tags

CCSS.7.NS.A.1B

A helium atom has no charge if it has 2 protons (+) and 2 electrons (-). Which expression best represents this helium atom with no charge?

• $2+2=0$

• $2+\left(-2\right)=0$

• $2=-2$

• $-2+-2=0$

Tags

CCSS.7.NS.A.1A

 When Gabby left for work it was $-6\degree F$ . When she got home later that afternoon is was  $7\degree F$  . What was the change in temperature from the morning to the afternoon?

• 13

• 1

• -13

• -1

Tags

CCSS.7.NS.A.1C

What is the value of the expression below?

 $-5+7+\left(-2\right)$  

Tags

CCSS.7.NS.A.1D

Which two points are 4 units away from the point -2?

• 6

• -6

• 2

• -2

Tags

CCSS.7.NS.A.1C

Jason and Julio live on the same street as their school. Based on the diagram, how far apart do Jason and Julio live?

• 4 miles

• 8 miles

• -4 miles

• -8 miles

Tags

CCSS.7.NS.A.1C

Solve the expression:
 $\frac{1}{2}\left(0.75\right)$  

•  $\frac{3}{8}$  

•  $\frac{0.75}{2}$  

•  $\frac{4}{6}$  

• 

Tags

CCSS.6.NS.B.3

Solve the expression:
$\left(-39\right)\div\left(-13\right)$

• $3$

• $-3$

• $\pm3$

• $\frac{1}{3}$

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Solve the expression:
$19-\left(-0.5\right)$

• $19.5$

• $18.5$

• $-19.5$

• $-18.5$

Tags

CCSS.7.NS.A.1D

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

• Kaycie made 6 pounds of pasta and divided the pasta into 3 containers.

• Alex missed 3 questions on a quiz in which each question was worth 5 points.

• Sara deposited $15 in her bank account and then withdrew $15 from the account.

• Zach scored 5 points in the first quarter of a basketball game and 8 points in the second quarters.

Tags

CCSS.7.NS.A.1A