Eighth Grade / Ordering a Set of Real Numbers

IXL | Compare and order integers | 8th grade math

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Eighth Grade / Relationships Between Sets of Numbers

Classifying numbers | Algebra (video) | Khan Academy

Learn how to classify numbers as whole numbers, integers, rational numbers, and irrational numbers.

IXL | Classify numbers | 8th grade math

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Eighth Grade / Approximating the Value of Irrational Numbers

8.2B – Approximate the value of an irrational number, including π and square roots of numbers less than 225, and locate that rational number approximation on a number line.

Scientific Notation

IXL | Estimate positive and negative square roots | 8th grade math

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Eighth Grade / Standard Decimal Notation & Scientific Notation

IXL - Texas eighth-grade math standards

IXL's dynamic math practice skills offer comprehensive coverage of Texas eighth-grade standards. Find a skill to start practicing!