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Convert scientific notation to standard form: large numbers

Year 9 maths · Fieldbook Learning

Name ______________________ Date __________

Move the decimal point to the right for a positive power of 10 and to the left for a negative power.

  1. Write 2.5 × 10² in standard form.
  2. Write 1.1 × 10² in standard form.
  3. Write 7.9 × 10⁴ in standard form.
  4. Write 1.7 × 10³ in standard form.
  5. Write 1.1 × 10⁶ in standard form.
  6. Write 6.8 × 10² in standard form.
  7. Write 6.2 × 10¹ in standard form.
  8. Write 4.9 × 10⁶ in standard form.
  9. Write 8.86 × 10⁴ in standard form.
  10. Write 8.16 × 10³ in standard form.
  11. Write 3.01 × 10⁵ in standard form.
  12. Write 4.24 × 10¹ in standard form.
  13. Write 7.77 × 10⁸ in standard form.
  14. Write 8 × 10⁹ in standard form.
  15. Write 4.05 × 10⁸ in standard form.
  16. Write 4.71 × 10⁵ in standard form.
  17. Write 7.54 × 10³ in standard form.
  18. Write 6.24 × 10¹⁰ in standard form.
  19. Write 1.37 × 10⁵ in standard form.
  20. Write 3.86 × 10⁷ in standard form.
More free practice: fieldbooklearning.com/uk/practice/year-9/convert-scientific-notation-to-standard-form-large-numbers/

Play it as a quiz game

20 of these questions as multiple choice, with near-miss wrong answers, ready for Kahoot or Blooket.

  1. Download the game's own question template: in Kahoot, Add question → Import spreadsheet; in Blooket, Create a set → Spreadsheet import.
  2. Click the matching button below, then click the first empty question row of the template and paste.
  3. Save the template (Kahoot needs .xlsx, Blooket .csv) and upload it.
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Answer key: Convert scientific notation to standard form: large numbers

  1. 250
  2. 110
  3. 79000
  4. 1700
  5. 1100000
  6. 680
  7. 62
  8. 4900000
  9. 88600
  10. 8160
  11. 301000
  12. 42.4
  13. 777000000
  14. 8000000000
  15. 405000000
  16. 471000
  17. 7540
  18. 62400000000
  19. 137000
  20. 38600000