alexa

Math K-Plus

Definitions Of Addition: Add, Addend, And Sum

Help. Print       

Definitions: Addition, Add, Addition, Addend, And Sum.


A simple example will be used to explain addition definitions. Let's answer the question with an example. Sally gives her teacher, Ms. James, one apple. Johnny gives Ms. James two apples. How many apples does Ms. James have now?
Sally gives Ms. James one apple:                 
Apple
Johnny gives Ms. James two apples:              Apple Apple
How many apples does Ms. James have now?    Apple Apple Apple


How do we show this in integer addition?

  • Visually:     Apple + Apple Apple = Apple Apple Apple
  • Numerically: 1 + 2 = 3

Addition Definitions
Word Definition
Add To join two or more numbers together. In the example above, number 1 is added to number 2.
Addend One number that is added to another. In the example above, number 1 and 2 are both Addend.
Sum The result when two or more numbers are added. In the example above, the sum of 1 and 2 is 3.
Addition The plus sign (+) indicates addition.