CCSS.Math.Content.7.NS.A.1

When you add opposites, what do you get?

• 0
• A negative number
• Attraction
• You cannot add opposites

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CCSS.Math.Content.7.NS.A.1

Find and explain the error.    
 5 - 3 + 2
     5 - 5
        0

• There is no error.
• Addition was done first and you should have subtracted first
• There is a subtraction error

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CCSS.Math.Content.7.NS.A.1

Solve the following equation:
6.78 + 11.9 = ?

• 17.68
• 17.69
• 18.68
• 16.79

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CCSS.Math.Content.7.NS.A.1

When adding integers with the SAME sign, the answer...

• Takes the sign of the bigger number
• Keeps the sign of both

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CCSS.Math.Content.7.NS.A.1

3 + -7

• 10

• 4

• -10

• -4

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CCSS.Math.Content.7.NS.A.1

Explain the error

• -1.2 isn't an integer.
• -2 isn't a whole number and 3.4 isn't a rational number.
• -2 isn't a whole number and -1.2 isn't an integer.
• The numbers are graphed correctly.

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CCSS.Math.Content.7.NS.A.1

0 - 16

• 16
• 0
• -16
• 5

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CCSS.Math.Content.7.NS.A.1

-14 + (-3)

• -17
• 11
• -11
• 17

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CCSS.Math.Content.7.NS.A.1

-10 - 11 =

• 21
• 1
• - 21
• - 1

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CCSS.Math.Content.7.NS.A.1

Which property is this example?
100 + 0 = 100

• Commutative property of addition
• Associative Property of addition
• Distributive property of multiplication
• Identity property of addition

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CCSS.Math.Content.7.NS.A.1