addition
/ə-dĭsh′ən/
noun
- The operation that, for positive integers, consists of increasing by a definite number of increments of 1. The operation is extended to other numbers according to the additive properties of positive integers and other algebraic properties.
- Any of certain analogous operations involving mathematical objects other than numbers.
- The process of adding or joining something to something else, typically to make it larger. The addition of a porch to the house would increase its resale value.
Wikipedia
en.wikipedia.org › wiki › Addition
Addition - Wikipedia
March 5, 2026 - Addition, usually denoted with the plus sign +, is one of the four basic operations of arithmetic, the other three being subtraction, multiplication, and division. The addition of two whole numbers results in the total or sum of those values combined. For example, the adjacent image shows two ...
arithmetic operation
Factsheet
Notation plus sign
Notation plus sign
Additionfi
additionfi.com
Personal Banking | Addition Financial Credit Union
Voted 2026 Newsweek's Best Credit Union, Addition Financial Credit Union is your local financial institution for your banking needs. Count us in®️
Merriam-Webster
merriam-webster.com › dictionary › addition
ADDITION Definition & Meaning - Merriam-Webster
5 days ago - The meaning of ADDITION is a part added (as to a building or residential section). How to use addition in a sentence.
Videos
Easy Addition | Basic Math Lessons with Homeschool Pop - YouTube
ADDITION for Kids Compilation Addition Song and Problems
Addition for Kids – Full Math Lesson | Homeschool Pop - YouTube
05:52
Addition Strategies - NEW Math: Level B for Kids! - YouTube
05:35
Die Addition - YouTube
Cuemath
cuemath.com › numbers › addition
Addition - Meaning | Definition | Examples | What is Addition?
Addition is an operation used in math to add numbers. The result that is obtained after addition is known as the sum of the given numbers. For example, if we add 2 and 3, (2 + 3) we get the sum as 5.
Cambridge Dictionary
dictionary.cambridge.org › us › dictionary › english › addition
ADDITION | definition in the Cambridge English Dictionary
2 weeks ago - ADDITION meaning: 1. the process of adding numbers or amounts together: 2. as well (as): 3. something that has been…. Learn more.
Khan Academy
khanacademy.org › math › arithmetic-home › addition-subtraction
Addition and Subtraction | Arithmetic
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Wolfram MathWorld
mathworld.wolfram.com › Addition.html
Addition -- from Wolfram MathWorld
The combining of two or more quantities using the plus operator. The individual numbers being combined are called addends, and the total is called the sum. The first of several addends, or "the one to which the others are added," is sometimes ...
Maine State Government
maine.gov › doe › pl › math › addition
Addition Strategies Progression | Department of Education
Students will need exposure to different types of addition problems such as add to, put together, or compare problems where they could be looking to find either a sum or a missing addend in the problem. Students also need practice with equations where the missing sum or addend is on the left side of the equal symbol as opposed to the typical sum to the right of the equal symbol.
Dictionary.com
dictionary.com › browse › addition
ADDITION Definition & Meaning | Dictionary.com
ADDITION definition: the act or process of adding or uniting. See examples of addition used in a sentence.
UniversalClass
universalclass.com › articles › math › basic-math › how-to-do-addition.htm
Math Skills: How to Do Addition
Quite simply, addition is putting two or more things or groups of things together. In other words, if there are 4 boys and 2 girls going to class, how many young people are going to class?
Themathworksheetsite
themathworksheetsite.com › add_single_digit.html
The Math Worksheet Site.com -- Addition: Numbers up to 20
10 problems 16 problems 20 problems 30 problems 50 problems · There may be fewer problems, depending on what is selected below
Math is Fun
mathsisfun.com › numbers › addition.html
Addition
bringing two or more numbers (or things) together to make a new total. We can write it like this: 2 + 3 = 5. Write this down, with the answer,...
SplashLearn
splashlearn.com › home › addition – definition, formula, properties & examples
What is Addition? Definition, Formula, Properties & Examples
March 17, 2023 - Addition in math is a process of combining two or more numbers. Addends are the numbers being added, and the result or the final answer we get after the process is called the sum.
BYU Pathway
resourcecenter.byupathway.edu › math › m02-04
Introduction to Addition
November 12, 2024 - Addition is simply combining two groups of like things together. It has application in every part of life. Adding two small things can be done relatively easily and often without having to write anything down.
Vocabulary.com
vocabulary.com › dictionary › addition
Addition - Definition, Meaning & Synonyms | Vocabulary.com
An addition is the act of adding something new, like a baby — a new addition to your family — or what you do in math class: the addition of columns of numbers to get the sum.
Study.com
study.com › math › basic math
What is Addition? | Definition, Operation & Examples - Lesson | Study.com
April 9, 2014 - The four basic operations of math include addition, subtraction, multiplication, and division. Addition is combining two or more numbers together to get a new total. The symbol used in addition problems looks like a cross, +, and is called a ...
NYTimes
nytimes.com › 2026 › 03 › 12 › realestate › massive-home-addition-nimby-debate.html
The Neighborhood Politics of a Massive Home Addition - The New York Times
March 12, 2026 - County officials originally approved Minh Nguyen’s three-story addition to his house.
Mathnasium
mathnasium.com › math-terms › addition
What Is Addition? Kid-Friendly Math Definitions
Addition is when we put two or more things together. The total is what you get when you combine all the numbers. If you have 2 apples and your friend gives you 3 more apples, how many apples do you have in total?
Cambridge Dictionary
dictionary.cambridge.org › dictionary › english-spanish › addition
ADDITION in Spanish - Cambridge Dictionary
ADDITION translate: suma, incorporación, recién llegado, recién llegada, incorporación, incorporación, anexo, adición…. Learn more in the Cambridge English-Spanish Dictionary.
Math-Aids
math-aids.com › Addition
Addition Worksheets | Dynamically Created Addition Worksheets
Addition Tables Worksheets These addition worksheets may be used to create five different addition table ranges starting at 0 and going through to 12. The addition tables worksheets may be created with all of the sums filled in or left blank.