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Grade 8 Scientific Notation Worksheet with Answers

Grade 8 (US) · Year 9 (UK) · Class 8 (India) · Math

Unit 1: Real Numbers & ExponentsScientific NotationCCSS 8.EE.A.3

Writing very large and very small numbers in scientific notation and multiplying and dividing them. This free middle school worksheet has 12 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.

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Scientific Notation

Grade 8 · Math

Score___ / 12

Name

Class

Date

Learning goal: Scientific Notation · CCSS 8.EE.A.3

Directions: Solve each problem. Show your work, then write your answer in the box.

Example

Write 920,000 in scientific notation.

Answer: 9.2 × 10^5

RememberExponent rules

aᵐ × aⁿ = aᵐ⁺ⁿsame base: add powersaᵐ ÷ aⁿ = aᵐ⁻ⁿsame base: subtract(aᵐ)ⁿ = aᵐⁿpower of a powera⁰ = 1any non-zero basea⁻ⁿ = 1 ÷ aⁿnegative = reciprocal3.2 × 10⁴scientific notation1 ≤ number < 10
  1. 1

    Write 0.0000047 in scientific notation.

    Answer
  2. 2

    Write 9,700,000 in scientific notation.

    Answer
  3. 3

    Write 330,000,000 in scientific notation.

    Answer
  4. 4

    Write 0.0000014 in scientific notation.

    Answer
  5. 5

    Write 2.4 × 10^-3 in standard form.

    Answer
  6. 6

    Write 4 × 10^-3 in standard form.

    Answer
  7. 7

    Write 0.0061 in scientific notation.

    Answer
  8. 8

    Write 3 × 10^-2 in standard form.

    Answer
  9. 9

    Write 0.00094 in scientific notation.

    Answer
  10. 10

    Write 0.076 in scientific notation.

    Answer
  11. 11

    Write 0.000042 in scientific notation.

    Answer
  12. 12

    Write 6.8 × 10^-2 in standard form.

    Answer

★ Challenge corner for fast finishers

Each scale balances. Scale 1: circle + square = 16; scale 2: square + triangle = 14; scale 3: circle + circle = 22. What is one triangle worth?

16Scale 114Scale 222Scale 3

How did I do?

Teacher's comments

Free printable worksheets with answer keys · aethelsystems.com/worksheets/math/8/scientific_notation

Answer key (click to show)
  1. 1.4.7 × 10^-6
  2. 2.9.7 × 10^6
  3. 3.3.3 × 10^8
  4. 4.1.4 × 10^-6
  5. 5.0.0024
  6. 6.0.004
  7. 7.6.1 × 10^-3
  8. 8.0.03
  9. 9.9.4 × 10^-4
  10. 10.7.6 × 10^-2
  11. 11.4.2 × 10^-5
  12. 12.0.068
  13. ★9 (challenge corner)

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