LaTeX.org

Thank you much for the timely and helpful response - I will keep in mind the guidelines for future posts.

I implemented your code, and it indeed made the addition look how I wanted it to. However, I'm still trying to "show my work" for "carrying" in long addition (e.g. 8 + 9 = 7 with a carry of 1 ...

I am trying to do long addition in base 16, and I wish to show my steps in Latex. That is, I want to align the two numbers I'm adding, so that each digit lines up (which is difficult because the letters and numbers are different sizes), and I want to be able to show my carries in addition by putting ...