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Scientific Notation Mastery

A Grade 9 math worksheet focusing on converting between standard and scientific notation, and performing operations with scientific notation.

Grade 9 Math Number SenseScientific Notation
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Includes

2 Fill in the BlanksShort AnswerMultiple Choice

Standards

CCSS.MATH.CONTENT.8.EE.A.3CCSS.MATH.CONTENT.8.EE.A.4

Topics

mathgrade 9scientific notationnumber sense
6 sections · Free to use · Printable
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Scientific Notation Mastery

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Read each question carefully and answer to the best of your ability. Show all your work for full credit.

Write each number in scientific notation.

1. 34,000,000 =  

2. 0.0000000091 =  

3. 675,000,000,000 =  

4. 0.0000000000005 =  

Write each number in standard notation.

5. 7.2 x 10^5 =  

6. 3.01 x 10^-8 =  

7. 1.15 x 10^10 =  

8. 9.87 x 10^-3 =  

Solve the following problems and express your answer in scientific notation.

9. (2.5 x 10^3) x (4 x 10^5)

10. (9 x 10^7) / (3 x 10^2)

11. The average distance from Earth to the Moon is approximately 384,400 kilometers. Which of the following is the correct scientific notation for this distance?

a

3.844 x 10^4 km

b

3.844 x 10^5 km

c

38.44 x 10^4 km

d

0.3844 x 10^6 km

12. What is the value of (1.2 x 10^-3) + (3.4 x 10^-4)?

a

1.54 x 10^-3

b

4.6 x 10^-3

c

1.54 x 10^-4

d

4.6 x 10^-4