In Math, It's a Number That Is Added to Another
This page is the CodyCross answer for the clue below from Toys, Group 1839, Puzzle 2 (Video Games).
Question is: In Math, It's a Number That Is Added to Another
and the answer is: ADDEND
Word Meaning:
ADDEND — (mathematics) Addendum, any one of two or more numbers or other terms that are to be added together.
Definitions from Wiktionary.