Writing Numbers in Scientific Notation (Grade 8)

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Writing Numbers in Scientific Notation

1. 
1,284,320 written in scientific notation is
  1. [math]1.28 xx 10^5[/math]
  2. [math]1.28 xx 10^6[/math]
  3. [math]1.28 xx 10^-6[/math]
  4. [math]1.28 xx 10^-5[/math]
 
2. 
Choose the correct scientific notation for 540,000,000.
  1. [math]5.4xx10^8[/math]
  2. [math]5.4xx10^-7[/math]
  3. [math]5.4xx10^7[/math]
  4. [math]5.4xx10^9[/math]
3. 
Choose the correct match for 2,700,000,000.
  1. [math]2.7xx10^7[/math]
  2. [math]2.7xx10^8[/math]
  3. [math]2.7xx10^9[/math]
  4. [math]2.7xx10^10[/math]
 
4. 
Which of the following is a correct notation for 0.000078?
  1. [math]7.8xx10^-6[/math]
  2. [math]7.8xx10^-5[/math]
  3. [math]7.8xx10^-7[/math]
  4. [math]7.8xx10^-4[/math]
5. 
Choose the correct notation for 700,000.
  1. [math]7xx10^5[/math]
  2. [math]7xx10^8 [/math]
  3. [math]7xx10^3 [/math]
  4. [math]7xx10^4 [/math]
 
6. 
Choose the correct notation for 64,000,000.
  1. [math]6.4xx10^5[/math]
  2. [math]6.4xx10^6[/math]
  3. [math]6.4xx10^7[/math]
  4. [math]6.4xx10^8[/math]
7. 
5,438,623,891 written in scientific notation is
  1. [math]5.44 xx 10^9[/math]
  2. [math]5.43 xx 10^9[/math]
  3. [math]8.91 xx 10^2[/math]
  4. [math]4.38 xx 10^8[/math]
 
8. 
Choose the correct scientific notation for 75,000,000,000.
  1. [math]7.5xx10^7[/math]
  2. [math]7.5xx10^8[/math]
  3. [math]7.5xx10^9[/math]
  4. [math]7.5xx10^10[/math]
9. 
Which of the following is a correct notation for 0.0000000091?
  1. [math]9.1xx10^-10[/math]
  2. [math]9.1xx10^-9[/math]
  3. [math]9.1xx10^-8[/math]
  4. [math]9.1xx10^-11[/math]
 
10. 
Which of the following is a correct notation for 58,000?
  1. [math]5.8xx10^4[/math]
  2. [math]5.8xx10^3[/math]
  3. [math]5.8xx10^2[/math]
  4. [math]5.8xx10^5[/math]
11. 
Which of the following is a correct notation for 0.0000005?
  1. [math]5xx10^-6[/math]
  2. [math]5xx10^6[/math]
  3. [math]5xx10^-7[/math]
  4. [math]5xx10^7[/math]
 
12. 
Choose the correct scientific notation for 57,000,000.
  1. [math]5.7xx10^7[/math]
  2. [math]5.7xx10^6[/math]
  3. [math]5.7xx10^5[/math]
  4. [math]5.7xx10^4[/math]
13. 
Choose the correct match for 550,000,000.
  1. [math]5.5xx10^7[/math]
  2. [math]5.5xx10^8[/math]
  3. [math]5.5xx10^9[/math]
  4. [math]5.5xx10^10[/math]
 
14. 
Choose the correct match for 8,300,000.
  1. [math]8.3xx10^7[/math]
  2. [math]8.3xx10^6[/math]
  3. [math]8.3xx10^5[/math]
  4. [math]8.3xx10^4[/math]
15. 
Choose the correct match for 45,372,853.
  1. [math]4.5xx10^7[/math]
  2. [math]4.5xx10^6[/math]
  3. [math]4.5xx10^5[/math]
  4. [math]4.5xx10^4[/math]
 
16. 
Choose the correct scientific notation for 245,389,271.
  1. [math]2.45xx10^-8[/math]
  2. [math]2.45xx10^-7[/math]
  3. [math]2.45xx10^7[/math]
  4. [math]2.45xx10^8[/math]
17. 
Choose the correct match for 270,000,000.
  1. [math]2.7xx10^7[/math]
  2. [math]2.7xx10^8[/math]
  3. [math]2.7xx10^9[/math]
  4. [math]2.7xx10^10[/math]
 
18. 
Choose the correct match for 96,000,000.
  1. [math]9.6xx10^7[/math]
  2. [math]9.6xx10^8[/math]
  3. [math]9.6xx10^9[/math]
  4. [math]9.6xx10^10[/math]
19. 
Choose the correct match for 4,500,000.
  1. [math]4.5xx10^7[/math]
  2. [math]4.5xx10^6[/math]
  3. [math]4.5xx10^5[/math]
  4. [math]4.5xx10^4[/math]
 
20. 
Choose the correct match for 5,700,000.
  1. [math]5.7xx10^7[/math]
  2. [math]5.7xx10^6[/math]
  3. [math]5.7xx10^5[/math]
  4. [math]5.7xx10^4[/math]

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