High School Math : How to do absolute value in pre-algebra

Study concepts, example questions & explanations for High School Math

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Example Question #11 : How To Do Absolute Value In Pre Algebra

What is ?

Possible Answers:

Correct answer:

Explanation:

The absolute value of or, mathematically, , measures the distance between the number and zero. Since is three units away from zero, the absolute value will be .

Example Question #12 : How To Do Absolute Value In Pre Algebra

What is the absolute value of  ? 

Possible Answers:

Correct answer:

Explanation:

Recall that absolute value describes the distance a number is from . As a result of this, absolute value is always positive. Then, we have that the absolute value of  must be 

Example Question #11 : How To Do Absolute Value In Pre Algebra

Possible Answers:

Correct answer:

Explanation:

The absolute value signs around negative 3 make it positive 3. Then following the order of operations:

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