This flowchart will help you determine what the sign of the answer to an addition or subtraction problem involving integers will be.












Add the numbers together, the sign will be positive.
 YES

Are both signs positive?
 NO

Are both signs negative?
 YES

Add the numbers together, the sign will be negative.







NO




 

Go back to the first block, you've misread the signs!
 NO

Is 1 sign positive and the other sign negative?
 YES

Is the larger number positive?








NO

YES


 
 

Subtract the numbers, the sign will be negative.


Subtract the numbers, the sign will be positive.











 
 
 
 










 
 
 
 










 
 
 
 










 
 
 
 








