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Compare numbers in scientific notation

Year 8 maths · Fieldbook Learning

Name ______________________ Date __________

Compare the exponents first. If they are equal, compare the numbers in front.

  1. Which sign makes this true? 7 × 10⁸ ○ 5.3 × 10⁷
  2. Which sign makes this true? 1.8 × 10³ ○ 1.5 × 10⁴
  3. Which sign makes this true? 2.5 × 10⁸ ○ 5.5 × 10⁸
  4. Which sign makes this true? 2.2 × 10² ○ 2.3 × 10³
  5. Which sign makes this true? 7.4 × 10¹ ○ 7.4 × 10¹
  6. Which sign makes this true? 2.9 × 10¹ ○ 2.9 × 10¹
  7. Which sign makes this true? 3.7 × 10⁵ ○ 1.6 × 10⁴
  8. Which sign makes this true? 2.3 × 10¹ ○ 5.4 × 10²
  9. Which sign makes this true? 8.3 × 10⁴ ○ 7.4 × 10⁴
  10. Which sign makes this true? 5.7 × 10⁶ ○ 8.6 × 10⁶
  11. Which sign makes this true? 3.3 × 10¹ ○ 3.4 × 10⁰
  12. Which sign makes this true? 2.1 × 10⁴ ○ 2.7 × 10⁴
  13. Which sign makes this true? 8.4 × 10¹⁰ ○ 5.8 × 10¹⁰
  14. Which sign makes this true? 2.4 × 10⁸ ○ 3.4 × 10⁸
  15. Which sign makes this true? 3.9 × 10¹² ○ 7.3 × 10¹¹
  16. Which sign makes this true? 1 × 10¹ ○ 8.1 × 10⁰
  17. Which sign makes this true? 7.4 × 10¹ ○ 3.7 × 10¹
  18. Which sign makes this true? 7.8 × 10¹³ ○ 1.6 × 10¹³
  19. Which sign makes this true? 2.7 × 10³ ○ 4.5 × 10⁴
  20. Which sign makes this true? 8 × 10¹⁴ ○ 1.8 × 10¹⁴
More free practice: fieldbooklearning.com/au/practice/year-8/compare-numbers-in-scientific-notation/

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Answer key: Compare numbers in scientific notation

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