Understanding Absolute Value Expressions

The video tutorial explains how to evaluate absolute value expressions, focusing on the absolute value of differences and the difference of absolute values. It provides step-by-step examples, including using a number line to visualize calculations. The tutorial emphasizes understanding the concept of absolute value as a number's distance from zero, which is always positive. It covers simplifying expressions within absolute value symbols and calculating differences between absolute values, using both negative and positive numbers.

What is the first step in evaluating an absolute value expression?

• Add all numbers first

• Subtract all numbers first

• Simplify inside the absolute value

• Simplify outside the absolute value

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CCSS.7.NS.A.1B

How can negative four minus three be rewritten?

• Positive four minus three

• Negative four plus positive three

• Positive four plus three

• Negative four plus negative three

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CCSS.6.NS.C.7C

What is the absolute value of negative seven?

• Fourteen

• Negative seven

• Zero

• Seven

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CCSS.6.NS.C.6A

How many units is negative four from zero?

• Four units

• Three units

• Seven units

• Zero units

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CCSS.1.OA.A.1

What is the result of four minus three?

• Three

• Zero

• One

• Two

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CCSS.7.NS.A.1C

What is the sum of negative five and eight?

• Thirteen

• Three

• Zero

• Negative three

How many units is positive three from zero?

• Three units

• Five units

• Eight units

• Zero units

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CCSS.6.NS.C.7C

What is the absolute value of negative five?

• Ten

• Negative five

• Zero

• Five

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CCSS.7.NS.A.1C

How many units is positive eight from zero?

• Eight units

• Five units

• Three units

• Zero units

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CCSS.1.OA.A.1

What is the result of five plus eight?

• Five

• Eight

• Ten

• Thirteen

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CCSS.1.OA.A.1