subtraction
/səbˈtrækʃən/
noun
- The mathematical operation of taking one number away from another.
- The problem requires a simple subtraction of 7 from 15.
- She used subtraction to find out how much money she had left.
- Subtraction is one of the first math skills children learn.
- The act of removing or taking something away.
- His subtraction of key details changed the story completely.
- The subtraction of sugar from the recipe made it healthier.
- The subtraction of several players weakened the team.
Antonyms