What is 1/9 + 1/9?

This is how to add

Step 1

Since our denominators match, we can add the numerators.

1 + 1 = 2

Now we have an answer.

Step 2

Last of all, we need to simplify the fraction, if possible. Can it be reduced to a simpler fraction?

To find out, we try dividing it by 2...

No good. So next you try the next prime number, which is 3...

No good. 3 is larger than 2. So we're done reducing.

And we're done! Here's the final answer to 1/9 + 1/9