Properties of Real Numbers Pre-Test

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What is the Identity Property of Multiplication?

Back

The Identity Property of Multiplication states that any number multiplied by 1 remains unchanged. For example, 12 x 1 = 12.

Tags

CCSS.3.OA.B.5

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What is the Commutative Property of Multiplication?

Back

The Commutative Property of Multiplication states that changing the order of the factors does not change the product. For example, 2 x 9 = 9 x 2.

Tags

CCSS.3.OA.B.5

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What is the Multiplicative Property of Zero?

Back

The Multiplicative Property of Zero states that any number multiplied by zero equals zero. For example, -76 x 0 = 0.

Tags

CCSS.3.OA.B.5

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What is the Associative Property?

Back

The Associative Property states that the way in which numbers are grouped in addition or multiplication does not change their sum or product. For example, (n + 13) + 4 = n + (13 + 4).

Tags

CCSS.7.NS.A.1D

Front

True or False: The product of three variables is commutative.

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True. The product of three variables (abc) is equal to the product in any order (cba).

Tags

CCSS.7.EE.A.1

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What is the Distributive Property?

Back

The Distributive Property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum.

Tags

CCSS.3.OA.B.5

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What is the Additive Identity?

Back

The Additive Identity states that any number plus zero equals the number itself. For example, 49 + 0 = 49.

Tags

CCSS.7.NS.A.1B

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What is the Multiplicative Inverse Property?

Back

The Multiplicative Inverse Property states that for any non-zero number a, there exists a number 1/a such that a * (1/a) = 1.

Tags

CCSS.7.NS.A.1B

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Provide an example of the Associative Property of Addition.

Back

An example is (2 + 3) + 4 = 2 + (3 + 4). Both expressions equal 9.

Tags

CCSS.1.OA.B.3

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What is the Commutative Property of Addition?

Back

The Commutative Property of Addition states that changing the order of the addends does not change the sum. For example, 5 + 3 = 3 + 5.

Tags

CCSS.1.OA.B.3