Add and Subtract Integers



 $-5\ +\ \left(-3\right)$  

• same signs = add and keep the sign

• different signs = subtract and keep the sign of larger number

 $5\ +\ \left(-4\right)$  

• same signs = add and keep the sign

• different signs = subtract and keep the sign of larger number

 $-8\ +\left(9\right)$  

• same signs = add and keep the sign

• different signs = subtract and keep the sign of larger number

20 + 5

• same signs = add and keep the sign

• different signs = subtract and keep the sign of larger number

 $-15\ +\left(-12\right)$  

• same signs = add and keep the sign

• different signs = subtract and keep the sign of larger number

 $\left(-51\right)+\left(-32\right)$  

• same signs = add and keep the sign

• different signs = subtract and keep the sign of larger number

 $16\ +\ \left(-11\right)$  

• add and keep the sign

• subtract and keep the sign of larger number

 $-8\ +\left(-12\right)$  

• add and keep the sign

• subtract and keep the sign of larger number

 $8+(-5)$   

• add and keep the sign

• subtract and keep the sign of larger number

positive + negative

• add and keep the sign

• subtract and keep the sign of the larger number