Subtracting Integers

Subtracting Integers

Learning Target: I can learn how to convert subtraction problems to addition. I can review addition rules to help me solve subtraction problems.

Multiple Choice

Negative number + Negative number = 

• postive number
• negative number
• zero

Multiple Choice

-9 + (-5)

• -14
• 14
• -4

Multiple Choice

-14 + (-3)

• -17
• 11
• -11
• 17

Multiple Choice

Is the answer to -23 + 34 is .....

• 0

• negative

• positive

Multiple Choice

7 + (-3) = ?

• -4
• 4
• 10
• -10

Multiple Choice

2 + (-8) = ?

• 6
• 10
• -16
• -6

Multiple Choice

-5 + 9 = ?

• -4
• 4
• -14
• 14

Subtracting Integers

• We will rewrite all problems to addition to make it easier!

• REMEMBER: SAME, Change, OPPOSITE

• Keep the first number the same!

• Change the subtraction sign to addition

• Write down the opposite number!

Multiple Choice

Using additive inverse, write this problem as an addition problem.

-22 - (-7)

• -22 + 7

• -22 + (-7)

• 22 + 7

• 22 + (-7)

Multiple Choice

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

• -4 + 2
• -4 - 2
• 4 + 2
• 4 - 2

Multiple Choice

How would you rewrite -10 - 5?

• 10 + (-5)
• -10 + 5
• -10 + (-5)
• 10 + 5 

Multiple Choice

 $-7-3$  

•  $4$  

•  $-4$  

•  $-10$  

•  $10$  

Multiple Choice

solve the following problem.

(-15) - (-5)

• -10

• -2

• -23

• -7

Multiple Choice

3 -9

• 6

• 12

• -12

• -6

Week 2 Assignments!

• IXL lessons! C.9 and B.6

• Week 2 Video: Watch in class Wednesday/Thursday

• Quiz has been posted. Take on Friday!