Compare and Order Real Numbers

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What is a real number?

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A real number is any number that can be found on the number line, including both rational numbers (like integers and fractions) and irrational numbers (like π and √2).

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How do you compare two real numbers?

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To compare two real numbers, you can determine which number is greater, lesser, or if they are equal by evaluating their values on the number line.

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

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CCSS.7.NS.A.2D

CCSS.8.NS.A.1

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How do you order fractions from least to greatest?

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To order fractions, convert them to a common denominator or convert them to decimal form, then compare their values.

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CCSS.4.NF.A.2

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What is the square root of 27?

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CCSS.8.NS.A.2

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How do you find the square root of a number?

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To find the square root of a number, you can use a calculator or estimate by finding two consecutive integers between which the square root lies.

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CCSS.8.EE.A.2

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Order the following numbers from least to greatest: -64, 3.5, √27, 6.666...

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-64, 3.5, √27, 6.666... (approximately 5.196).

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CCSS.8.NS.A.2

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CCSS.8.NS.A.2

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How do you determine between which two consecutive integers a square root lies?

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To determine between which two consecutive integers a square root lies, find the perfect squares that are closest to the number.

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CCSS.8.NS.A.2