Percentual
Percentual is a term used to denote a portion of a whole expressed as a percentage. In mathematics, a percent means a quantity per hundred and is written with the symbol %. The word is used in various languages to refer to the same concept, with English speakers typically using "percentage" or "percent." The relationship between percent, decimal, and fraction is: percent = decimal × 100; decimal = percent / 100; fraction = percent / 100.
To compute a percentage of a quantity, multiply the quantity by its decimal equivalent or apply (part/whole)
Common pitfalls include confusing percentage points with percentages, misplacing the percent sign, or mixing percentages with
Historically, the concept developed during medieval mathematics and gained prominence with decimal notation and commercial accounting.