Spanish vocabulary · Beginner

How to Say Percent in Spanish: Por Ciento & Porcentaje

Por ciento · adverb / noun phrase · pohr see-EHN-toh

Percent in Spanish is por ciento (literally per hundred), used after a number: cincuenta por ciento (50%). The noun percentage translates as porcentaje. The symbol % is read as por ciento in Spanish just as in English.

pohr see-EHN-toh — por ciento is always two separate words. The stress falls on cien within ciento.

El ochenta por ciento de los estudiantes aprobó.

Eighty percent of the students passed.

Percent in Spanish: Quick Reference

Below are the most common Spanish words for percent, with pronunciation and regional usage notes.

SpanishEnglishPronunciationRegion / Register
por cientopercentpohr see-EHN-tohDefault, widely understood
porcentajepercentnoun: percentage

How Native Speakers Use Por ciento

Real example sentences across three contexts you'll actually run into.

Statistics

Solo el diez por ciento completó la encuesta.

Only ten percent completed the survey.

Number + por ciento is the standard structure for expressing percentages.

Discount

Tienen un descuento del veinte por ciento.

They have a twenty percent discount.

Del (de + el) connects descuento to the percentage figure.

Using porcentaje

¿Cuál es el porcentaje de aprobación?

What is the approval percentage?

Porcentaje is the noun used when referring to the concept rather than a specific figure.

Avoid These Mistakes When Using Por ciento

Writing porciento as one word

Incorrect: El cincuenta porciento está listo.

Correct: El cincuenta por ciento está listo.

Por ciento is always written as two words in standard Spanish (per RAE rules). Porciento (one word) is a common error.

Confusing por ciento with porcentaje

Incorrect: El por ciento de error es alto.

Correct: El porcentaje de error es alto.

Por ciento follows a number (50 por ciento). Porcentaje is the standalone noun (the percentage). They are not interchangeable.

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Why word lists alone don't stick

Memorizing a translation feels productive, but most learners forget 70% of what they studied within 48 hours. Vocabulary needs spaced repetition AND real-world exposure to transfer to long-term memory.

See Por ciento used by native speakers

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Common Questions About Percent in Spanish

How do you say percent in Spanish?
Percent is por ciento (two words): veinte por ciento = 20%. The noun percentage is porcentaje.
Is it porciento or por ciento?
The correct written form is por ciento (two separate words), according to the Real Academia Española. Writing it as one word is a frequent but nonstandard spelling.
How do you say 100% in Spanish?
100% is cien por ciento (or cien por cien in Spain). Both forms are accepted, though cien por ciento is more universal.