Scientific notation

Tags

CCSS.8.EE.A.4

A corporation earned a profit of $2.5 × 10⁴ for 1 × 10³ days in a row. What was the corporation’s total profit during this time period?

• add

• subtract

• multiply

• divide

Tags

CCSS.8.EE.A.4

When you are multiplying two numbers in scientific notation, do you need to make the exponents match?

• Yes

• No

Tags

CCSS.8.EE.A.4

What is (5 x 10⁴) + (6.1 x 10⁴) written in standard form?

• 11.1 x 10⁸

• 1.11 x 10⁴

• 11,000

• 111,000

Tags

CCSS.8.EE.A.4

Solve:
(2.2 x 10 ⁴)(7.1x 10 ⁵)

• 1.562 x 10¹⁰
• 15.62 x 10⁹
• 15.62 x 10²⁰
• 1.562 x 10²⁰

Tags

CCSS.8.EE.A.4

 $\left(1.4\times10^4\right)-\left(2.83\times10^3\right)$  

•  $1.43\times10^4$  

•  $1.117\times10^4$  

•  $1.43\times10^3$  

•  $-1.43\times10^1$  

Tags

CCSS.8.EE.A.4

Tags

CCSS.8.EE.A.4

Subtract.
(5.6 x 10⁹) - (2.4 x 10⁶)

• 5.5976 x 10⁹
• 55.976 x 10⁹
• 5.5976 x 10⁶

Tags

CCSS.8.EE.A.4

Simplify. (Use your calculator to check!)

• 4 x 10^-1

• 4 x 10^-7

• 4 x 10^4/3

• 4^-7

Tags

CCSS.8.EE.A.4

In the year 2000, the United States public debt was about 5.6 x 10¹² dollars. The population of the United States in that year was about 2.8 x 10⁸ people. What operation would you use to determine the average debt per person?

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.8.EE.A.4