Order of operations with brackets

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What is the order of operations in mathematics?

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

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What does 'parentheses' mean in the context of order of operations?

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

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4

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3

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5

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What does 'exponents' refer to in the order of operations?

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Exponents indicate how many times a number (the base) is multiplied by itself. They are solved after parentheses but before multiplication and division.

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42

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What does 'multiplication' mean in the context of order of operations?

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Multiplication is a mathematical operation where a number is added to itself a certain number of times. It is performed after parentheses and exponents.