# 1.7: Use the Order of Operations to Evaluate Powers

Difficulty Level: At Grade Created by: CK-12
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Practice Expression Evaluation with Powers and Grouping Symbols

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Estimated12 minsto complete
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Estimated12 minsto complete
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### Vocabulary Language: English

TermDefinition
Base When a value is raised to a power, the value is referred to as the base, and the power is called the exponent. In the expression $32^4$, 32 is the base, and 4 is the exponent.
Evaluate To evaluate an expression or equation means to perform the included operations, commonly in order to find a specific value.
Exponent Exponents are used to describe the number of times that a term is multiplied by itself.
Numerical expression A numerical expression is a group of numbers and operations used to represent a quantity.
Variable Expression A variable expression is a mathematical phrase that contains at least one variable or unknown quantity.

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