ordering real numbers

Front

What is the definition of real numbers?

Back

Real numbers include all the numbers on the number line, including rational numbers (like integers and fractions) and irrational numbers (like square roots and pi).

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How do you determine the square root of a number?

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How do you order numbers from least to greatest?

Back

To order numbers from least to greatest, compare their values and arrange them starting from the smallest to the largest.

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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, -3 is less than -2.

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How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide by 100. For example, 27% = 0.27.

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What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

How do you order the numbers -1.25, -0.8, -0.4, and 0.15 from greatest to least?

Back

The order from greatest to least is: 0.15, -0.4, -0.8, -1.25.