Pre-Algebra Review

Front

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 is often used: 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

Front

What is a variable in algebra?

Back

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CCSS.6.EE.A.2B

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How do you calculate the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated using the formula: Perimeter = 2(length + width).

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CCSS.4.MD.A.3

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers, variables, and operations without an equality sign. An equation is a statement that two expressions are equal, indicated by an equality sign.

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables involved.

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CCSS.6.EE.A.4

Front

What is the distributive property?

Back

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CCSS.6.EE.A.3

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Back

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CCSS.6.EE.A.3

Front

Back

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CCSS.6.EE.A.1

Front

What is a coefficient in algebra?

Back

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CCSS.6.EE.A.2B

Front

Back

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CCSS.6.EE.B.7