Order of Operations

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What is the Order of Operations?

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The Order of Operations is a set of rules that determines the sequence in which calculations are performed in a mathematical expression. The order is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). Often abbreviated as PEMDAS.

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CCSS.7.NS.A.3

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What does 'Parentheses' mean in the Order of Operations?

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Parentheses are symbols used to group parts of a mathematical expression. Calculations inside parentheses should be performed first.

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CCSS.7.NS.A.3

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What does 'Exponents' mean in the Order of Operations?

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CCSS.6.EE.A.1

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What is the first step in the Order of Operations?

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The first step is to perform calculations inside Parentheses.

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CCSS.7.EE.B.3

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What is the second step in the Order of Operations?

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The second step is to calculate Exponents.

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CCSS.7.EE.B.3

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What is the third step in the Order of Operations?

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The third step is to perform Multiplication and Division from left to right.

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CCSS.7.EE.B.3

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What is the fourth step in the Order of Operations?

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The fourth step is to perform Addition and Subtraction from left to right.

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CCSS.7.NS.A.3

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

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If Sam bought two CDs for $13 each and paid $3 in tax, how much did he pay in total?

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CCSS.7.NS.A.3