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Divide in scientific notation with negative exponents

Grade 8 math · Fieldbook Learning

Name ______________________ Date __________

Multiply or divide the numbers in front, then combine the powers of 10. Make sure the front number is between 1 and 10.

  1. Divide: (3.1 × 10³) ÷ (2 × 10⁻⁴). Write the answer in scientific notation, like 4.7 × 10^3.
  2. Divide: (7 × 10⁴) ÷ (8 × 10⁻²). Write the answer in scientific notation, like 4.7 × 10^3.
  3. Divide: (3.2 × 10⁰) ÷ (2 × 10⁰). Write the answer in scientific notation, like 4.7 × 10^3.
  4. Divide: (8.1 × 10⁰) ÷ (2.5 × 10⁴). Write the answer in scientific notation, like 4.7 × 10^3.
  5. Divide: (7.2 × 10⁰) ÷ (5 × 10⁴). Write the answer in scientific notation, like 4.7 × 10^3.
  6. Divide: (7.4 × 10³) ÷ (2.5 × 10¹). Write the answer in scientific notation, like 4.7 × 10^3.
  7. Divide: (8.7 × 10⁶) ÷ (2.5 × 10⁴). Write the answer in scientific notation, like 4.7 × 10^3.
  8. Divide: (7.1 × 10⁻²) ÷ (5 × 10⁴). Write the answer in scientific notation, like 4.7 × 10^3.
  9. Divide: (2.6 × 10⁻²) ÷ (5 × 10⁴). Write the answer in scientific notation, like 4.7 × 10^3.
  10. Divide: (7.1 × 10⁶) ÷ (4 × 10⁻⁶). Write the answer in scientific notation, like 4.7 × 10^3.
  11. Divide: (1.1 × 10⁸) ÷ (4 × 10⁸). Write the answer in scientific notation, like 4.7 × 10^3.
  12. Divide: (1.4 × 10⁻⁷) ÷ (2 × 10⁻⁴). Write the answer in scientific notation, like 4.7 × 10^3.
  13. Divide: (6.8 × 10⁹) ÷ (2.5 × 10⁹). Write the answer in scientific notation, like 4.7 × 10^3.
  14. Divide: (5.1 × 10⁷) ÷ (2 × 10⁻¹⁰). Write the answer in scientific notation, like 4.7 × 10^3.
  15. Divide: (6.6 × 10⁻⁶) ÷ (4 × 10⁷). Write the answer in scientific notation, like 4.7 × 10^3.
  16. Divide: (4.2 × 10⁻⁷) ÷ (2 × 10⁻¹⁰). Write the answer in scientific notation, like 4.7 × 10^3.
  17. Divide: (5.2 × 10⁻¹¹) ÷ (5 × 10²). Write the answer in scientific notation, like 4.7 × 10^3.
  18. Divide: (3.5 × 10⁹) ÷ (8 × 10⁻¹²). Write the answer in scientific notation, like 4.7 × 10^3.
  19. Divide: (3.6 × 10⁻⁵) ÷ (4 × 10⁰). Write the answer in scientific notation, like 4.7 × 10^3.
  20. Divide: (7.3 × 10⁷) ÷ (8 × 10⁶). Write the answer in scientific notation, like 4.7 × 10^3.
More free practice: fieldbooklearning.com/practice/grade-8/divide-in-scientific-notation-with-negative-exponents/

Answer key: Divide in scientific notation with negative exponents

  1. 1.55 × 10^7
  2. 8.75 × 10^5
  3. 1.6 × 10^0
  4. 3.24 × 10^-4
  5. 1.44 × 10^-4
  6. 2.96 × 10^2
  7. 3.48 × 10^2
  8. 1.42 × 10^-6
  9. 5.2 × 10^-7
  10. 1.775 × 10^12
  11. 2.75 × 10^-1
  12. 7 × 10^-4
  13. 2.72 × 10^0
  14. 2.55 × 10^17
  15. 1.65 × 10^-13
  16. 2.1 × 10^3
  17. 1.04 × 10^-13
  18. 4.375 × 10^20
  19. 9 × 10^-6
  20. 9.125 × 10^0