College Algebra / Alg 010 · Atom · ~20 seconds
The Order of Operations
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The order of operations evaluates expressions in a fixed sequence — parentheses, exponents, multiplication and division, then addition and subtraction, each left to right — abbreviated PEMDAS.
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4 + 3 · 2² − (6−2): the parentheses give 4, the exponent 4, the product 12, and 4 + 12 − 4 leaves 12.
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