Adding and Subtracting Integers Challenge

The video tutorial covers the basics of adding and subtracting integers. It begins with an introduction to adding integers, explaining how to use a number line to determine the result by moving right for positive numbers and left for negative numbers. Several examples are provided to illustrate these concepts. The tutorial then transitions to subtracting integers, introducing the concept of the additive inverse, which involves changing subtraction to addition of the opposite number. Examples are given to demonstrate this method. The video concludes with a recap of the key concepts, emphasizing the importance of understanding zero pairs and combining integers.

When adding integers, if the second number is positive, which direction do you move on the number line?

• Down

• Up

• Right

• Left

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CCSS.7.NS.A.1C

What is the result of adding -4 and 2?

• -2

• -6

• 6

• 2

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CCSS.7.NS.A.1C

What is the result of adding -7 and -2?

• -9

• -5

• 5

• 9

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CCSS.7.NS.A.1C

What is the result of adding 4 and 3?

• 8

• 7

• 6

• 5

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CCSS.1.OA.A.1

When subtracting integers, what do you change the subtraction to?

• Adding the same number

• Subtracting the same number

• Adding the additive inverse

• Subtracting the additive inverse

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CCSS.7.NS.A.1C

What is the result of subtracting -2 from 6?

• 4

• 8

• 2

• 6

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CCSS.7.NS.A.1C

What is the result of subtracting 3 from -4?

• -7

• -1

• 7

• 1

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CCSS.7.NS.A.1C

What is the result of subtracting 2 from 6?

• 6

• 8

• 2

• 4

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CCSS.1.OA.C.6

What is the result of adding -8 and 5?

• -13

• 3

• 13

• -3

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CCSS.7.NS.A.1C

If you have more positive numbers than negative numbers, what will be the sign of the result?

• Zero

• Undefined

• Negative

• Positive

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B