Addition Concepts

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Addition

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The process of finding the total or sum by combining two or more numbers.

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Sum

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The result of adding two or more numbers together.

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Addend

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A number that is added to another number.

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Combine

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To join or merge two or more quantities.

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Total

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The final amount resulting from adding numbers together.

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Plus

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The symbol (+) that indicates addition.

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Equation

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A mathematical statement that shows the equality of two expressions, often involving addition.

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Associative Property

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The property that states that the way in which numbers are grouped in addition does not change the sum (e.g., (a + b) + c = a + (b + c)).

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Commutative Property

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The property that states that the order in which two numbers are added does not affect the sum (e.g., a + b = b + a).

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Identity Property

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The property that states that adding zero to any number does not change its value (e.g., a + 0 = a).