Determining that the number 100-50 = 50 is an example of subtraction.

**MLA Style**

"subtraction." YourDictionary, n.d. Web. 15 May 2018. <http://www.yourdictionary.com/subtraction>.

**APA Style**

subtraction. (n.d.). Retrieved May 15th, 2018, from http://www.yourdictionary.com/subtraction

## subtraction

Origin of subtraction

Medieval Latin*subtractio*from LL(Ec), a drawing back

**MLA Style**

"subtraction." YourDictionary, n.d. Web. 15 May 2018. <http://www.yourdictionary.com/subtraction>.

**APA Style**

subtraction. (n.d.). Retrieved May 15th, 2018, from http://www.yourdictionary.com/subtraction

## subtraction

noun

- The act or process of subtracting; deduction.
- The arithmetic operation of finding the difference between two quantities or numbers.

**MLA Style**

"subtraction." YourDictionary, n.d. Web. 15 May 2018. <http://www.yourdictionary.com/subtraction>.

**APA Style**

subtraction. (n.d.). Retrieved May 15th, 2018, from http://www.yourdictionary.com/subtraction

## subtraction

(*countable and uncountable*, *plural* subtractions)

- (arithmetic) (
*uncountable*) The process of subtracting a number from another. - (arithmetic) (
*countable*) A calculation involving subtracting.*The teacher has set us ten subtractions to do by tomorrow.*

- The removal of something.
*The subtraction of the wealth from the economy will result in recession.*

**MLA Style**

"subtraction." YourDictionary, n.d. Web. 15 May 2018. <http://www.yourdictionary.com/subtraction>.

**APA Style**

subtraction. (n.d.). Retrieved May 15th, 2018, from http://www.yourdictionary.com/subtraction