Review for Unit 1 Exam

Simplify $8^2\cdot8^8$ 

•  $8^{16}$ 

•   $8^{10}$  

•   $64^{10}$  

•   $64^{16}$  

Tags

CCSS.8.EE.A.1

What is the value of $\left(\frac{2}{3}\right)^0$  

• 2/3

• 0

• 1

• 23

Tags

CCSS.8.EE.A.1

Which expression is equivalent to  $\frac{23^{-5}}{23^2}$  

•  $23^{-7}$  

•  $23^{-3}$  

•  $23^7$  

•  $23^3$  

Tags

CCSS.8.EE.A.1

Which is equivalent to 5.03 x 10^-7 ?

• 0.000000503

• -0.000000503

• 50,300,000

• -50,300,000

Tags

CCSS.8.EE.A.3

Which of the following is equivalent to 9,120,700?

• 9.1207 x 10⁶

• 9.1207 x 10²

• 9.1207 x 10^-6

• 9.1207 x 10⁵

Tags

CCSS.8.EE.A.3

Which is equivalent to 0.000073

• 7.3 x 10^-5

• 7.3 x 10^-6

• .73 x 10^-5

• .73 x 10^-6

Tags

CCSS.8.EE.A.3

Which of the following is equivalent to 2.135 x 10⁶ ?

• 2,135,000

• 2,135,000,000

• 0.000002135

• 0.0000002135

Tags

CCSS.5.NBT.A.2

What is the difference between 8.4 x 10³ and 4.1 x 10² ?

• 4.3 x 10¹

• 4.3 x 10³

• 7.99 x 10¹

• 7.99 x 10³

Tags

CCSS.8.EE.A.4

What is the sum of 1.7 x 10^-5 and

3.4 x 10^-6 ?

• 5.1 x 10^-11

• 5.1 x 10^-5

• 2.04 x 10^-5

• 2.04 x 10^-11

Tags

CCSS.8.EE.A.4

What is the sum of 5 x 10³ and 2 x 10⁴ ?

• 5.2 x 10³

• 5.2 x 10⁴

• 2.5 x 10³

• 2.5 x 10⁴

Tags

CCSS.8.EE.A.4