8th Grade Math Flashcards: Approximate Irrational Numbers

Study Approximate Irrational Numbers in 8th Grade Math with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What inequality places $\sqrt{30}$ between two consecutive integers?

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ANSWER

$5<\sqrt{30}<6$ . Since $5^2=25<30<36=6^2$ .

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What this deck covers

This deck focuses on Approximate Irrational Numbers, giving you a quick way to review the definitions, rules, and examples that matter most for 8th Grade Math.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 24Practice questions for this set

The expression

\sqrt{3} + \sqrt{12}

can be approximated by first simplifying, then estimating. What is the best approximation for this expression?

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