Subtracting Integers (Station)

What is the rules for subtracting integers?

• Change to multiplication and use the opposite of the second number.
• Change to addition and use the opposite of the second number.
• Find the opposite of both numbers and then add. 
• Subtract like normal and keep the larger sign. 

Tags

CCSS.7.NS.A.1C

How would -9 -(-5) look like as an addition problem?

• -9 + (-5)
• 9 + 5
• -9 + 5
• 9 + (-5)

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CCSS.7.EE.A.1

CCSS.7.EE.A.2

CCSS.7.NS.A.1

What would 12 - 20 look like as a addition problem?

• 12 + (-20)
• -12 + (-20)
• 12 + 20
• -12 + 20

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CCSS.7.EE.A.1

CCSS.7.EE.A.2

CCSS.7.NS.A.1

5 - 2

• 7
• 3
• -3
• -7

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CCSS.7.EE.A.1

CCSS.7.NS.A.1

CCSS.7.NS.A.3

-3 - 2

• -1
• -5
• 1
• 6

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CCSS.7.NS.A.1

CCSS.7.NS.A.3

19 - (-19)

• 0
• 36
• 26
• 38

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

-7 - (-7)

• 14
• 0
• -14
• 1

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

The temperature on a cold winter day starts out at 10 degrees, but it drops rapidly 24 degrees due to a strong cold front moving in.  What is the current temperature?

• 14
• 34
• -14
• -34

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CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

I had $-25 in my account.  I deposited $70 into my account.  How much money do I have now?

• $105
• $-45
• $45
• -$105

Tags

CCSS.7.NS.A.1C

The football team gained 8 yards on the first play. Lost 6 yards on the next. Gained 3 yards on the third play and lost 12 yards on their final play. What was their final change in yardage after the four plays?

• 7
• -7
• 29
• -13

Tags

CCSS.7.NS.A.3