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Identify rules for adding and multiplying rational and irrational numbers

Explain why the sum or product of two rational numbers is rational; that the sum of a rational number and an irrational number is irrational; and that the product of a nonzero rational number and an irrational number is irrational.

Lessons

  • Distinguish between rational and irrational numbers

    In this lesson you will learn how to tell the difference between rational and irrational numbers by looking for repeating decimals.

Resources