Adding Integers with Same Signs

The video tutorial introduces the concept of absolute value, explaining it as the distance from zero and always positive. It then demonstrates how to add negative integers using a number line and absolute values. The tutorial provides rules for adding integers with the same sign, emphasizing the importance of keeping the sign of the integers after addition.

What is the absolute value of a number?

• The reciprocal of the number

• The negative of the number

• The distance from zero

• The number itself

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CCSS.6.NS.C.7C

How do you find the sum of -3 and -9 using a number line?

• Move 3 units right and then 9 units left

• Move 3 units left and then 9 units left

• Move 3 units right and then 9 units right

• Move 3 units left and then 9 units right

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CCSS.7.NS.A.1B

What is the sum of -3 and -9?

• -6

• -12

• 6

• 12

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CCSS.7.NS.A.1C

What is the absolute value of -3?

• 0

• 1

• 3

• -3

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CCSS.6.NS.C.7C

What is the absolute value of -9?

• 1

• 9

• -9

• 0

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CCSS.6.NS.C.7C

When adding integers with the same sign, what should you do after finding their absolute values?

• Add the absolute values and keep the sign

• Ignore the signs and add the values

• Subtract the smaller absolute value from the larger one

• Switch the signs and then add the values

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CCSS.7.NS.A.1C

What is the rule for adding integers with the same sign?

• Add their absolute values and keep the sign

• Subtract their absolute values and keep the sign

• Add their absolute values and switch the sign

• Subtract their absolute values and switch the sign

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CCSS.7.NS.A.1C

What do you do with the sign of the integers when adding two negative numbers?

• Change the sign to positive

• Keep the sign

• Switch the sign

• Ignore the sign

Tags

CCSS.7.NS.A.1C