Related Clues:
- Foot up
- Do the math, in a way
- Include as a bonus
- Word in math class
- Tendency for one's mind to wander, for short
- Write a P.S.
- Obey the plus sign
- With 42-Down, extensions
- Include, as a dash of cinnamon
- Work with numbers, in a way
- Append of tot
- Determine the sum of
- Aggregate or supplement
- Mix with
- Not the last of an addition