Question

What are two addedns that will equal 1/3

Answer 1

Well you can change 1/3 to 2/6, since you can multiply the numerator and denominator by the same number and the fraction will still be the same. 

With 2/6, you can divide by 2 to get 1/6 and 1/6. 

So addends are 1/6 and 1/6.