Adding and Subtracting Positive and Negative Integers

This video tutorial explains how to add and subtract integers using the absolute value method. It covers operations with integers having different signs, where subtraction of absolute values is used, and integers with the same sign, where addition of absolute values is applied. The tutorial emphasizes the importance of using the sign of the larger number in the result for different signs and maintaining the common sign for same signs.

What method is used for adding and subtracting integers?

• Square root method

• Multiplication method

• Division method

• Absolute value method

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CCSS.7.NS.A.1C

What do you do when integers have different signs?

• Subtract their absolute values

• Add their absolute values

• Divide them

• Multiply them

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CCSS.7.NS.A.1C

What sign does the answer take when subtracting two integers with different signs?

• The sign of the bigger number

• The sign of the smaller number

• Always negative

• Always positive

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CCSS.6.NS.C.7C

What is the absolute value of -15?

• 1

• 0

• -15

• 15

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CCSS.7.NS.A.1C

If you subtract a smaller number from a larger number, what sign does the result have?

• Always positive

• The sign of the larger number

• The sign of the smaller number

• Always negative

Tags

CCSS.6.NS.C.7C

Can the absolute value of an integer be negative?

• Yes, always

• Yes, sometimes

• No, never

• Only if the integer is zero

Tags

CCSS.7.NS.A.1C

What is the first step in adding or subtracting integers?

• Multiply them

• Subtract them directly

• Add them directly

• Determine if they have the same sign

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CCSS.7.NS.A.1C

How do you handle adding integers with the same sign?

• Add their absolute values

• Subtract their absolute values

• Multiply their absolute values

• Divide their absolute values

Tags

CCSS.7.NS.A.1C

What is the result of adding two negative integers?

• Cannot be determined

• Zero

• A negative integer

• A positive integer

Tags

CCSS.7.NS.A.1C

What is the result of adding two positive integers?

• A positive integer

• A negative integer

• Zero

• Cannot be determined

Tags

CCSS.7.NS.A.1C