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

- 2.09 - 15.271

• -17.361
• 13.181
• 17.361
• -13.181

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

2 + (9² - 4)

• 16
• 77
• 79

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

-7 - 2
T-CHART
Same signs add
Different signs subtract

• -9
• 9
• 5
• -5

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

8/9 - 1/3 = 

• 7/6
• 5/9
• 2/3
• 8/27

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

33 + (-38)

• -5
• 5
• 71
• -71

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

Use the positive numbers to represent elevations above sea level and negative numbers to represent elevations below sea level.  Mary's elevation is 6.5 meters at the beginning of a hiking trail.  After walking a few minutes, she has descended 12.2 meters.  Which of the following represents her new elevation?  

• -18.7
• 5.7
• -6.3
• -5.7

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

1/3, 3/5, 2/4
Which shows these fractions in correct order? 

• 1/3, 2/4, 3/5
• 2/4, 1/3, 1, 3/5
• 1/3, 3/5, 2/4
• 2/4, 3/5, 1/3 

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

Which question is the SAME as
-4 - (-2)       ?

• -4 + 2
• -4 - 2
• 4 + 2
• 4 - 2

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

5 - (-9) =

• -4
• -9
• 4
• 14

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

Find the sum.  Be sure to simplify.
3 + (-5/7)

• 3 5/7
• -3 5/7
• -2 2/7
• 2 2/7

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