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1.5: Algebra Expressions with Fraction Bars

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

Fraction Bar

Fraction Bar

A fraction bar is a line used to divide the numerator and the denominator of a fraction. The fraction bar means division.
Order of Operations

Order of Operations

The order of operations specifies the order in which to perform each of multiple operations in an expression or equation. The order of operations is: P - parentheses, E - exponents, M/D - multiplication and division in order from left to right, A/S - addition and subtraction in order from left to right.
Parentheses

Parentheses

Parentheses "(" and ")" are used in algebraic expressions as grouping symbols.
PEMDAS

PEMDAS

PEMDAS (Please Excuse My Daring Aunt Sally) is a mnemonic device used to help remember the order of operations: Parentheses, Exponents, Multiplication/Division, Addition/Subtraction.

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Difficulty Level:

At Grade

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Date Created:

Sep 26, 2012

Last Modified:

Aug 20, 2015
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