Chapter 1 Review: Rational Numbers

Which number below is NOT in

 $\frac{m}{n}$  form?

•  $\frac{1}{5}$  

•  $\frac{-10}{3}$  

•  $2\frac{5}{8}$  

•  $\frac{-8}{-9}$  

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Which products will result in a negative answer? (Choose all correct answers.)

•  $-8\cdot\left(-5\right)$  

•  $3\cdot\left(-4\right)\cdot9$  

•  $7\cdot\left(-6\right)\cdot\left(-9\right)$  

•  $-4\cdot\left(-11\right)\cdot\left(-6\right)$  

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What would -2.7 be in  $\frac{m}{n}$  form?

•  $\frac{27}{10}$  

•  $-2\frac{7}{10}$  

•  $-\frac{27}{10}$  

•  $\frac{-27}{10}$  

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Evaluate:
 $-3-12$  

•  $-9$  

•  $9$  

•  $15$  

•  $-15$  

Tags

CCSS.7.NS.A.1C

What is the distance between -5 and 12 on the number line?

• 7 units

• 17 units

• -7 units

• -17 units

Tags

CCSS.7.NS.A.1C

Which number below has the greatest absolute value?

• $-5.2$

• $\frac{5}{6}$

• $5\frac{1}{2}$

• $\frac{6}{5}$

Tags

CCSS.6.NS.C.7C

Evaluate:

 $5-3\cdot6$  

•  $-13$  

•  $12$  

•  $13$  

•  $-12$  

Tags

CCSS.7.NS.A.3

Which expression below will have a positive answer?

• $42\div\left(-6\right)$

• $3-\left(-7\right)$

• $2+\left(-8\right)$

• $5\cdot\left(-11\right)$

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Evaluate:

 $\frac{-3}{5}\cdot\frac{4}{9}$  

Make sure your answer is in simplest form.

•  $\frac{-12}{45}$  

•  $\frac{-4}{15}$  

•  $\frac{-4}{5}$  

•  $\frac{-12}{15}$  

Tags

CCSS.7.NS.A.2A

Evaluate:

 $-12+\left(-13\right)$  

•  $1$  

•  $-1$  

•  $-25$  

•  $25$  

Tags

CCSS.7.NS.A.1C