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How many times larger? Compare numbers in scientific notation

Year 9 maths · Fieldbook Learning

Name ______________________ Date __________

Divide the front numbers, then divide the powers of 10 by subtracting the exponents.

  1. How many times larger is 6 × 10¹⁰ than 3 × 10⁶?
  2. How many times larger is 8 × 10⁶ than 2 × 10⁵?
  3. How many times larger is 8 × 10⁷ than 2 × 10³?
  4. How many times larger is 8 × 10⁴ than 4 × 10¹?
  5. How many times larger is 6 × 10¹⁰ than 2 × 10⁷?
  6. How many times larger is 8 × 10⁷ than 2 × 10⁵?
  7. How many times larger is 9 × 10¹⁰ than 3 × 10⁶?
  8. How many times larger is 8 × 10¹¹ than 4 × 10⁷?
  9. How many times larger is 8 × 10⁹ than 2 × 10⁷?
  10. How many times larger is 4 × 10⁷ than 2 × 10³?
  11. How many times larger is 4 × 10¹¹ than 2 × 10⁷?
  12. How many times larger is 6 × 10² than 2 × 10¹?
  13. How many times larger is 6 × 10¹² than 3 × 10⁸?
  14. How many times larger is 6 × 10¹³ than 3 × 10⁹?
  15. How many times larger is 8 × 10¹¹ than 4 × 10⁹?
  16. How many times larger is 9 × 10⁴ than 3 × 10²?
  17. How many times larger is 6 × 10⁶ than 2 × 10⁵?
  18. How many times larger is 4 × 10⁹ than 2 × 10⁶?
  19. How many times larger is 8 × 10¹⁷ than 2 × 10¹³?
  20. How many times larger is 6 × 10⁷ than 2 × 10⁴?
More free practice: fieldbooklearning.com/uk/practice/year-9/how-many-times-larger-compare-numbers-in-scientific-notation/

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Answer key: How many times larger? Compare numbers in scientific notation

  1. 20000
  2. 40
  3. 40000
  4. 2000
  5. 3000
  6. 400
  7. 30000
  8. 20000
  9. 400
  10. 20000
  11. 20000
  12. 30
  13. 20000
  14. 20000
  15. 200
  16. 300
  17. 30
  18. 2000
  19. 40000
  20. 3000