FreeMath
Grade 7medium

Reading Scientific Notation Practice

Practice converting scientific notation to standard form. Move the decimal point right for positive exponents, left for negative exponents.

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All 20 Practice Problems

Every question in this set. Solve them on paper, or use the interactive tool above for instant feedback and hints.

  1. 1.Write 3.5 × 10² in standard form
  2. 2.Write 2.1 × 10³ in standard form
  3. 3.Write 4.6 × 10⁴ in standard form
  4. 4.Write 7.8 × 10¹ in standard form
  5. 5.Write 1.5 × 10⁵ in standard form
  6. 6.Write 9.2 × 10² in standard form
  7. 7.Write 5.0 × 10⁶ in standard form
  8. 8.Write 8.3 × 10³ in standard form
  9. 9.Write 6.7 × 10⁴ in standard form
  10. 10.Write 2.5 × 10⁵ in standard form
  11. 11.Write 4.0 × 10⁻¹ in standard form
  12. 12.Write 3.2 × 10⁻² in standard form
  13. 13.Write 7.5 × 10⁻³ in standard form
  14. 14.Write 1.8 × 10⁻¹ in standard form
  15. 15.Write 9.1 × 10⁻² in standard form
  16. 16.Write 5.5 × 10⁷ in standard form
  17. 17.Write 2.3 × 10⁻⁴ in standard form
  18. 18.Write 6.0 × 10⁸ in standard form
  19. 19.Write 8.9 × 10⁻³ in standard form
  20. 20.Write 1.2 × 10⁶ in standard form
Show answer key
  1. 1.Write 3.5 × 10² in standard form Answer: 350
  2. 2.Write 2.1 × 10³ in standard form Answer: 2100
  3. 3.Write 4.6 × 10⁴ in standard form Answer: 46000
  4. 4.Write 7.8 × 10¹ in standard form Answer: 78
  5. 5.Write 1.5 × 10⁵ in standard form Answer: 150000
  6. 6.Write 9.2 × 10² in standard form Answer: 920
  7. 7.Write 5.0 × 10⁶ in standard form Answer: 5000000
  8. 8.Write 8.3 × 10³ in standard form Answer: 8300
  9. 9.Write 6.7 × 10⁴ in standard form Answer: 67000
  10. 10.Write 2.5 × 10⁵ in standard form Answer: 250000
  11. 11.Write 4.0 × 10⁻¹ in standard form Answer: 0.4
  12. 12.Write 3.2 × 10⁻² in standard form Answer: 0.032
  13. 13.Write 7.5 × 10⁻³ in standard form Answer: 0.0075
  14. 14.Write 1.8 × 10⁻¹ in standard form Answer: 0.18
  15. 15.Write 9.1 × 10⁻² in standard form Answer: 0.091
  16. 16.Write 5.5 × 10⁷ in standard form Answer: 55000000
  17. 17.Write 2.3 × 10⁻⁴ in standard form Answer: 0.00023
  18. 18.Write 6.0 × 10⁸ in standard form Answer: 600000000
  19. 19.Write 8.9 × 10⁻³ in standard form Answer: 0.0089
  20. 20.Write 1.2 × 10⁶ in standard form Answer: 1200000

About This Practice

This practice set includes 20 scientific notation problems. Scientific notation is essential for expressing very large or very small numbers in science and engineering.

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