The numbers added in an addition problem that are combined to form a sum.
An operation that combines two or more numbers to find a total number.
Commutative Property of Addition
Changing the order of addends does not affect their sum. A+B = B+A
Identity Property of Addition
The sum of any number and 0 is equal to the initial number. A+0 = A
A complete sentence that uses numbers and symbols, but not words.
The result of addition.
The numbers used to count...1,2,3,4,5,.....
Any of the symbols used to write numbers: 0,1,2,3,4,5,6,.....
A list of numbers arranged according to a certain rule.
The value of a digit based on its position within a number.
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