Integer Operations 8th grade Review for Algebra

-22 + (-24)

1) Signs: ​ (a)  

2) What to Do?: ​ (b)   ​

3) Positive or Negative Result? ​ (c)  

4) Final Answer?: ​ (d)  

• Signs are the Same
• Add the Numbers
• Negative
• -46
• 46
• -22
• 22
• Signs are Different
• Subtract the Numbers
• Positive

-38 + 16

1) Signs: ​ (a)  

2) What to Do?: ​ (b)   ​

3) Positive or Negative Result? ​ ​ (c)  

4) Final Answer?: ​ (d)  

• Signs are Different
• Subtract the Numbers
• Negative
• -22
• 54
• 22
• Positive
• -54
• Signs are the Same
• Add the Numbers

-9 + (-5)

• -14
• 14
• -4

-8 + 20

• -28
• 28
• 14
• 12

-5 - (-17) ... Which addition sentence represents the same problem?

• -5 + 17

• -5 + (-17)

• 5 + (-17)

• 5 + 17

8 - 10

• -2

• 2

• 18

• -18

-35 - (-10)

• -25

• 25

• 45

• -45

15 - (-15)

-10 + (-4)

• 14

• 6

• -6

• -14

6 + (-12) =

• 6

• -6

• 18

• -18