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Thursday, January 9, 2014

trinas adding integer

adding Integers 


example 

 ( +5 ) + (-2) = have 3 or positive 3 

this is how you do it you need to draw +5 and -2 

+++++ 
 - -          then after you do this part you need to fine the zero pair like this   

+++++   that is how you get positive 3  
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