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Topic 6

Square & Cube Roots

Free 8th Grade Math PDF Worksheets

Topic overview

Square roots and cube roots reverse squaring and cubing. Perfect squares and cubes give exact whole-number roots, while nearby perfect powers help estimate other roots and solve equations involving powers.

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  1. 6.10 visits
    Square Roots
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    Level 1: Perfect squares0Level 2: Fractions, decimals and negatives0Level 3: Expressions with square roots0
  2. 6.20 visits
    Cube Roots
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    Level 1: Perfect cubes0Level 2: Negatives and fractions0Level 3: Expressions with cube roots0
  3. 6.30 visits
    Estimating Roots and Irrational Numbers
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    Level 1: Between two whole numbers0Level 2: Nearest whole number0Level 3: Rational or irrational, and ordering0
  4. 6.40 visits
    Solving x² = p and x³ = p
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    Level 1: Perfect squares and cubes0Level 2: Rearrange first0Level 3: Fractions and irrational answers0
  5. 6.50 visits
    Word Problems: Square and Cube Roots
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    Level 1: Squares and cubes0Level 2: Working backwards0Level 3: Estimating and comparing0