Comparing and Ordering Real Numbers Review

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What is a real number?

Back

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 √2 and π).

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How do you compare two real numbers?

Back

To compare two real numbers, you can use the symbols > (greater than), < (less than), or = (equal to) based on their values on the number line.

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

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What is the square root of a number?

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CCSS.8.EE.A.2

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How do you order real numbers from least to greatest?

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To order real numbers from least to greatest, compare their values and arrange them in ascending order based on their position on the number line.

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

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What is the approximate value of π?

Back

The approximate value of π is 3.14.

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CCSS.HSG.GMD.A.1

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How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100. For example, 39% = 0.39.

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CCSS.8.EE.A.2

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How do you compare negative numbers?

Back

When comparing negative numbers, the number with the greater absolute value is actually the smaller number. For example, -5 < -3.

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CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

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