Ordinal numbers between 11 and 19 in Spanish are as follows:
once | 11 | undécimo, undécima | 11.o / 11.a |
doce | 12 | duodécimo, duodécima | 12.o / 12.a |
trece | 13 | decimotercero, decimotercera | 13.o / 13.a |
catorce | 14 | decimocuarto, decimocuarta | 14.o / 14.a |
quince | 15 | decimoquinto, decimoquinta | 15.o / 15.a |
dieciséis | 16 | decimosexto, decimosexta | 16.o / 16.a |
diecisiete | 17 | decimoséptimo, decimoséptima | 17.o / 17.a |
dieciocho | 18 | decimoctavo, decimoctava | 18.o / 18.a |
diecinueve | 19 | decimonoveno, decimonovena | 19.o / 19.a |
Ordinal Numbers Beyond 10
Ordinal numbers beyond 10 are not commonly used. However, it can be useful to know them. Ordinal numbers are adjectives and must agree in gender and number with the noun.
veinte | 20 | vigésimo, vigésima | 20.o / 20.a |
treinta | 30 | trigésimo, trigésima | 30.o / 30.a |
cuarenta | 40 | cuadragésimo, cuadragésima | 40.o / 40.a |
cincuenta | 50 | quincuagésimo, quincuagésima | 50.o / 50.a |
sesenta | 60 | sexagésimo, sexagésima | 60.o / 60.a |
setenta | 70 | septuagésimo, septuagésima | 70.o / 70.a |
ochenta | 80 | octogésimo, octogésima | 80.o / 80.a |
noventa | 90 | nonagésimo, nonagésima | 90.o / 90.a |
cien | 100 | centésimo, centésima | 100.o / 100.a |
doscientos | 200 | ducentésimo, ducentésima | 200.o / 200.a |
trescientos | 300 | tricentésimo, tricentésima | 300.o / 300.a |
cuatrocientos | 400 | cuadrigentésimo, cuadrigentésima | 400.o / 400.a |
quinientos | 500 | quingentésimo, quingentésima | 500.o / 500.a |
seiscientos | 600 | sexcentésimo, sexcentésima | 600.o / 600.a |
setecientos | 700 | septingentésimo, septingentésima | 700.o / 700.a |
ochocientos | 800 | octingentésimo, octingentésima | 800.o / 800.a |
novecientos | 900 | noningentésimo, noningentésima | 900.o / 900.a |
mil | 1.000 | milésimo, milésima | 1000.o / 1000.a |
millón | 1.000.000 | millonésimo, millonésima | 1000000.o / 1000000.a |
Names of Kings & Queens
Numbers following the names of kings and queens in Spanish are ordinal from first to tenth, and cardinal above that. For example, Isabel segunda (2.a), Eduardo tercero (3.o), Luis catorce (14), Alfonso trece (13), etc.
Fractional Numbers Beyond 10
Fractional numbers from 11th and above are formed from cardinal numbers by adding “-avo” to the end of the cardinal number, e.g., 1/16 = un dieciseisavo.
Collective Numbers
A collective number refers to a set or group of items. Examples include:
un par | a pair, a couple |
una decena | a set of ten |
una docena | a dozen |
una treintena | a set of 30 |
un centenar/ una centena | a set of 100, around 100 |
un millar | around a thousand |
Quiz: Ordinal Numbers II in Spanish
Next: “Should/Could/Would Have …”
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