A fraction bar is a line used to divide the numerator and the denominator of a fraction. The fraction bar means division.
A fraction is a part of a whole. A fraction is written mathematically as one value on top of another, separated by a fraction bar. It is also called a rational number.
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 "(" and ")" are used in algebraic expressions as grouping symbols.
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.
Volume is the amount of space inside the bounds of a three-dimensional object.
Learn how to work with fraction bars when evaluating expressions.