8.EE.A.2
Use square root and cube root symbols to represent solutions to equations of the form x² = p and x³ = p, where p is a positive rational number. Evaluate square roots of small perfect squares and cube roots of small perfect cubes. Know that √2 is irrational.
Cluster 8.EE.AWork with radicals and integer exponents.
Where this sits in the school year
Our Grade 8 Math scope and sequence teaches 8.EE.A.2 in Unit 8: Roots & Irrational Numbers, weeks 23–24.
Introduce square and cube roots as inverse operations, and place irrational numbers on the number line. See the full pacing guide →
Builds on
Suggested prerequisites. This sequencing is our editorial guidance, not part of the Common Core.
Teaching Kits for this standard
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