Expressions; Factors and Multiples Review

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What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. The acronym PEMDAS helps remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

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CCSS.7.NS.A.3

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What is a factor?

Back

A factor is a whole number that can be divided evenly into another number. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12.

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CCSS.4.OA.B.4

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What is a multiple?

Back

A multiple is the product of a number and an integer. For example, the first few multiples of 3 are 3, 6, 9, 12, etc.

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Back

The simplified value is 10.

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CCSS.7.NS.A.3

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What is the greatest common factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder. For example, the GCF of 12 and 16 is 4.

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How do you find the GCF of 24 and 30?

Back

The GCF of 24 and 30 is 6, as it is the largest number that divides both evenly.

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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 single term by two or more terms inside a set of parentheses.

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CCSS.6.EE.A.3

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Rewrite the expression 24 + 30 using the distributive property and GCF.

Back

The expression can be rewritten as 6(4 + 5).

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CCSS.6.NS.B.4

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Back

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CCSS.7.NS.A.1C

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The simplified value is 4.

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CCSS.6.EE.A.1