Subtracting Integers

 $-1-5=$  How would you rewrite

• 1 + 5

• -1 + 5

• -1 + (-5)

• 1 + (-5)

Tags

CCSS.7.NS.A.1B

0 - 7 =

• 0

• 7

• -7

• 1

Tags

CCSS.7.NS.A.1C

-4 - (-9) =

• 5

• -5

• 13

• -13

Tags

CCSS.7.NS.A.1C

8 - 10 =

• 2

• -2

• 18

• -18

Tags

CCSS.7.NS.A.1C

7 - (-4) =

• 11

• -11

• 3

• -3

Tags

CCSS.7.NS.A.1C

6 - (-3) =

• 9

• -9

• 3

• -3

Tags

CCSS.7.NS.A.1C

-12 - 7 =

• 5

• -5

• 19

• -19

Tags

CCSS.7.NS.A.1C

What is the rule 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)

Tags

CCSS.7.NS.A.1B

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

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

Tags

CCSS.7.NS.A.1B