Meaning : An arithmetic operation in which the difference between two numbers is calculated.
Example :
The subtraction of three from four leaves one.
Four minus three equals one.
Synonyms : minus
Meaning : The act of subtracting (removing a part from the whole).
Example :
He complained about the subtraction of money from their paychecks.
Synonyms : deduction
The act of adding one thing to another.
The addition of flowers created a pleasing effect.