How to Say "15" in Spanish
The Spanish word for “15” is “quince” — A1 level. This is a very common word in everyday Spanish.

Examples
Mi hermana tiene quince años y va al instituto.
My sister is fifteen years old and goes to high school.
Solo quedan quince minutos para que empiece la película.
There are only fifteen minutes left until the movie starts.
Necesitamos quince copias de este documento.
We need fifteen copies of this document.
Always the Same
As a number, 'quince' is invariable. This means it never changes its ending, whether the thing you are counting is masculine, feminine, singular, or plural. It always stays 'quince'.
Pronouncing 'Z'
In most of Spain, the 'c' in 'quince' sounds like the 'th' in 'thing'. In Latin America and parts of Southern Spain, it sounds like an 's'.
Gender Confusion
Mistake: “Quincos libros.”
Correction: Quince libros. 'Quince' does not change to match the gender or number of the noun it modifies.
Related Translations
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