One is the inverse operation of the other.
who discovered addition and subtraction.
Addition is the inverse operation to subtraction.
Addition and subtraction are reverse operations.
definiton of addition and subtraction
Subtraction can be seen as the inverse operation to addition.
Subtraction is the addition of a negative number.
Addition and subtraction are inverse functions.
You don't. You can check addition with subtraction or subtraction with addition, since subtraction is the opposite of addition. Similary, you can check division with multiplication, or vice versa.
Addition is a sum and so is subtraction. So there's your answer!
addition Sum is the result of an addition problem. Difference is the result of a subtraction problem.