How to Say 43 in Spanish | Cardinal and Ordinal Numbers Expl
Updated for 2026, the cardinal number for forty-three (43) in Spanish is "cuarenta y tres" (/kwaˌɾenta i ˈtɾes/). This article delves into both cardinal and ordinal numbers, provides a pronunciation guide, and explores cultural contexts where this number holds significance.

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What is 43 in Spanish?: Cardinal and Ordinal Numbers
In Spanish, the cardinal number for forty-three (43) is "cuarenta y tres" (/kwaˌɾenta i ˈtɾes/). This term combines "cuarenta" (forty) with "tres" (three), connected by the conjunction "y" (and).
The ordinal number for 43rd is "cuadragésimo tercero" (/kwadɾaˌxesimo teɾˈθeɾo/). In Spanish, ordinal numbers adapt to gender and number according to the noun they modify. For example:
- Masculine singular form: "el cuadragésimo tercer día del año" (the 43rd day of the year)
- Feminine singular form: "la cuadragésimo tercera película transmitida en un canal de televisión" (the 43rd movie broadcasted on a TV channel)
Cultural Significance of Number 43 in Spanish-Speaking Countries
The number 43 holds various cultural significances across different Spanish-speaking regions. It may appear in local traditions, folklore, or significant historical events.
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Here are some common phrases where you might encounter the number 43:
- Necesito cuarenta y tres manzanas para la receta.
- Hoy es mi cuadragésimo tercer cumpleaños.
- Mi abuelo cumplió cuarenta y tres años ayer.
- Este es el cuadragésimo tercero capítulo de la novela.
(I need forty-three apples for the recipe.)
(Today is my 43rd birthday.)
(My grandfather turned forty-three yesterday. Note: Corrected from the original mistake of translating to "75".)
(This is the 43rd chapter of the novel.)
Pronunciation Guide for Spanish Numbers
- Cuarenta y tres (forty-three): /kwaˌɾenta i ˈtɾes/
- Cuadragésimo tercero (43rd): /kwadɾaˌxesimo teɾˈθeɾo/
Usage of 'Cuarenta y Tres' and 'Cuadragésimo Tercero'
In formal documents, "cuarenta y tres" is used for the cardinal number, while "cuadragésimo tercero" is employed as an ordinal number. Both forms are essential in legal or academic contexts.
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