A1 Spanish GrammarNumbers 1-100
Count in Spanish from 1 to 100. Learn the patterns for forming numbers, including special rules for uno/una agreement and the unique forms for 11-15 and multiples of ten.
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1Numbers 1-15
Numbers 1-15 must be memorized as they have unique forms. Note that uno becomes un before masculine nouns and una before feminine. These are the foundation for all Spanish numbers.
Numbers 1-15
| Number | Spanish | Number | Spanish |
|---|---|---|---|
| 1 | uno | 9 | nueve |
| 2 | dos | 10 | diez |
| 3 | tres | 11 | once |
| 4 | cuatro | 12 | doce |
| 5 | cinco | 13 | trece |
| 6 | seis | 14 | catorce |
| 7 | siete | 15 | quince |
| 8 | ocho |
Examples
Tengo un hermano.
I have one brother.
un before masculine noun
Necesito una mesa.
I need one table.
una before feminine noun
Son las tres.
It's three o'clock.
tres - no change
Tengo quince años.
I am fifteen years old.
quince - unique form
2Numbers 16-29
Numbers 16-19 are written as one word: dieci + number (dieciséis, diecisiete, etc.). Numbers 21-29 follow the pattern: veinti + number (veintiuno, veintidós, etc.). 20 is veinte.
Numbers 16-29
| Number | Spanish | Number | Spanish |
|---|---|---|---|
| 16 | dieciséis | 23 | veintitrés |
| 17 | diecisiete | 24 | veinticuatro |
| 18 | dieciocho | 25 | veinticinco |
| 19 | diecinueve | 26 | veintiséis |
| 20 | veinte | 27 | veintisiete |
| 21 | veintiuno | 28 | veintiocho |
| 22 | veintidós | 29 | veintinueve |
Examples
Tengo dieciocho años.
I am eighteen years old.
dieciocho - one word
Hay veinte estudiantes.
There are twenty students.
veinte - twenty
Veintiún libros.
Twenty-one books.
veintiún before masculine
Veintiuna páginas.
Twenty-one pages.
veintiuna before feminine
3Numbers 30-99
From 30 onwards, compound numbers use y (and): treinta y uno, cuarenta y dos, etc. The tens (30, 40, 50...) end in -enta. Remember: uno becomes un/una when followed by a noun.
Tens 30-90
| Number | Spanish | Number | Spanish |
|---|---|---|---|
| 30 | treinta | 70 | setenta |
| 40 | cuarenta | 80 | ochenta |
| 50 | cincuenta | 90 | noventa |
| 60 | sesenta | 100 | cien |
Examples
Tengo treinta y dos años.
I am thirty-two years old.
treinta y dos - with y
Son cuarenta y cinco euros.
It's forty-five euros.
cuarenta y cinco
Hay setenta personas.
There are seventy people.
setenta - note 'set-'
Cuesta noventa y nueve.
It costs ninety-nine.
noventa y nueve
4Using Numbers in Context
Numbers are used with time, age, prices, and counting. Cien is used for exactly 100, while ciento is used for 101-199. Uno agrees in gender with the following noun throughout all compounds.
Number Usage
| Context | Example | English |
|---|---|---|
| age | Tengo veinticinco años | I am 25 years old |
| price | Cuesta diez euros | It costs 10 euros |
| time | Son las dos | It's 2 o'clock |
| counting | Hay cien personas | There are 100 people |
Examples
¿Cuántos años tienes?
How old are you?
asking age
Cuesta cincuenta y un euros.
It costs fifty-one euros.
un before masculine euro
Son las once y media.
It's eleven thirty.
time with numbers
Mi número es el ochenta y siete.
My number is eighty-seven.
with article 'el'
Practice Exercises
3 exercises
How do you say '15' in Spanish?
How do you say '21 books' in Spanish?
How do you say '45' in Spanish?
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