English grammar
Tens: thirty to a hundred
Count in tens up to one hundred.
From the scene Thirty, forty, a hundred
In short
Tens end in -ty: thirty, forty, fifty. Forty has no u, and 100 is a hundred.
- 30 thirty
- 40 forty (no u)
- 50 fifty
- 100 a hundred
- 13 vs 30 thirTEEN / THIRty
Your turn
Which one goes with 40?
Options: thirty · fifty · forty (no u)
Show answer
40 → forty (no u)
How it works
Tens end in -ty: thirty, forty, fifty… 100 is a hundred (or one hundred).
Good to know
Forty has no u, even though four does.
30 thirty
Tomás
Thirty oranges, ten euros!
¡Treinta naranjas, diez euros!
Your turn
What fills the gap?
(blank) oranges, ten euros!
Options: Fifty · Thirty · Forty
Show answer
Tomás
Thirty oranges, ten euros!
¡Treinta naranjas, diez euros!
40 forty (no u)
Tomás
A lot? Okay... forty oranges, twelve euros.
¿Mucho? Bueno... cuarenta naranjas, doce euros.
Your turn
What fills the gap?
A lot? Okay... (blank) oranges, twelve euros.
Options: thirty · fifty · forty
Show answer
Tomás
A lot? Okay... forty oranges, twelve euros.
¿Mucho? Bueno... cuarenta naranjas, doce euros.
50 fifty
Tomás
Okay, okay. Fifty oranges, fifteen euros.
Bueno, bueno. Cincuenta naranjas, quince euros.
Your turn
What fills the gap?
Okay, okay. (blank) oranges, fifteen euros.
Options: Forty · Fifty · Thirty
Show answer
Tomás
Okay, okay. Fifty oranges, fifteen euros.
Bueno, bueno. Cincuenta naranjas, quince euros.
100 a hundred
Tomás
Mmm... five oranges... that's a hundred euros.
Mmm... cinco naranjas... son cien euros.
Your turn
What fills the gap?
Mmm... five oranges... that's (blank) euros.
Options: forty · a hundred · thirty
Show answer
Tomás
Mmm... five oranges... that's a hundred euros.
Mmm... cinco naranjas... son cien euros.
13 vs 30 thirTEEN / THIRty
Tomás
Thirty oranges, ten euros!
¡Treinta naranjas, diez euros!
Your turn
What fills the gap?
(blank) oranges, ten euros!
Options: Fifty · Thirty · Forty
Show answer
Tomás
Thirty oranges, ten euros!
¡Treinta naranjas, diez euros!
Watch out
ThirTEEN (13) and THIRty (30) sound close — listen for the stress.
Practise it in the story
Meet this rule inside a short animated scene. Answer as it plays, then say the lines yourself.
Practise free in the appSee all forms
| 30 | thirty |
|---|---|
| 40 | forty (no u) |
| 50 | fifty |
| 100 | a hundred |
| 13 vs 30 | thirTEEN / THIRty |
More lines from the story
- NuriaFifty? Tomás! I want five oranges.¿Cincuenta? ¡Tomás! Quiero cinco naranjas.
- NuriaA hundred euros? Okay... fifty oranges!¿Cien euros? Vale... ¡cincuenta naranjas!