Order of Operations (Two-Step, No Exponents)

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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 common acronym to remember this order is PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

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What does PEMDAS stand for?

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PEMDAS stands for: P - Parentheses, E - Exponents, MD - Multiplication and Division (from left to right), AS - Addition and Subtraction (from left to right).

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-19

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-1

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-4

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9

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16

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The first step is to perform the subtraction: 6 - 4 = 2.

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The result is -4.

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If an expression has both addition and subtraction, which do you perform first?

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You perform addition and subtraction from left to right, as they appear in the expression.