Adding and Subtracting Integer Operations

Negative + Negative = ??

• Positive
• Negative
• It Depends

Positive + Positive = ??

• Positive
• Negative
• It Depends

12 + (-9)=_______

10 + (-3) =

• 13

• -7

• -13

• 7

 $\left(-11\right)-\left(-9\right)$  =________

 $-6\ -\ 10\ =\ ?$  

• -4

• 4

• 16

• -16

 $7\ -\ 13\ =\ ?$  

• 6

• -6

• 20

• -20

 $Which\ is\ the\ same\ as\ -11-4$  

• 11 - 4

• -11 + (-4)

• 11 + 4

• -11 - (-4)

 $18-\left(-4\right)$  

 

• -22

• 4

• 22

• -4

 $28+\left(-30\right)$  

• -2

• 2

• 58

• -58