absolute value
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A proportion
You are probably referring to an "equal to" sign (=). This sign makes one side of the equation equal to the other.
Multiplication is a mathematical operation that involves combining groups of numbers to find a total, while "times" is a term used to denote the operation of multiplication. In mathematical expressions, "times" is often represented by the symbol "x" or an asterisk (*). Essentially, multiplication and "times" refer to the same mathematical concept of repeated addition.
An equation
similarities and differences between ordinary fractions and rational expressions.