Mathematical Vocabulary CH 5-6

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Addition Property of Zero

Back

Adding zero to a number does not change the number.

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algebraic expression

Back

A mathematical phrase that includes numbers, variables, and operations.

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Associative Property of Addition

Back

Changing the grouping of numbers in addition does not change the sum.

Front

Associative Property of Multiplication

Back

Changing the grouping of numbers in multiplication does not change the product.

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coefficient

Back

A number that is multiplied by a variable in an algebraic expression.

Front

Commutative Property of Addition

Back

Changing the order of numbers in addition does not change the sum.

Front

Commutative Property of Multiplication

Back

Changing the order of numbers in multiplication does not change the product.

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constant

Back

A value that does not change.

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Distributive Property

Back

A property indicating a way to multiply a sum by multiplying each addend separately and then add the products.

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Equivalent Expressions

Back

Expressions that have the same value for all values of the variables.