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Twenty four or Twenty-four?

Twenty four or twenty-four?

In this article we show you how to write 24 in English words correctly.

In addition, we provide you with the grammar rule right away. 🙂

Regardless of where they appear in a number, hyphenate all compound numbers between 21 and 99 (not 30, 40, 50, 60, 70, 80, and 90) such as 24. In other words:

Hyphenate all numbers between twenty-one and ninety-nine, except those divisible by ten, even if the compound number is preceded or succeeded by numbers that do not require hyphens.
Thus, the correct spelling of 24 is twenty-four (hyphenated).

Along the same lines:
  • 24,000 = twenty-four thousand (hyphenated).
  • 24,000,000 = twenty-four million (hyphenated).
  • 24,000,000,000 = twenty-four billion (hyphenated).

Twenty-four or Twenty four Spelling

It doesn’t matter which noun follows the adjective, the grammar rule explained above remains in place.

In the examples below the correct spelling is underlined.

Twenty four years or twenty-four years?
Twenty four percent or twenty-four percent?
Twenty four hours or twenty-four hours?

Frequently Asked Questions about Twenty Four

Does twenty four have a hyphen?

Yes, 24 has a hyphen and is spelled correctly as twenty-four.

Do you hyphenate twenty four?

Yes, you put a hyphen between twenty and four: twenty-four.

Does twenty four need a hyphen?

As 24 is a compound number in between 21 and 99 it needs a hyphen; therefore writing 24 in full is twenty-four.

In the table below we show you the correct spelling of some numbers succeeding and precededing 24:

Twenty fourth or Twenty-fourth?

In the following examples the correct spelling is underlined.

Twenty fourth part or twenty-fourth part?
Twenty fourth day or twenty-fourth day?
Twenty fourth hour or twenty-fourth hour?

Frequently Asked Questions about Twenty fourth

  • Does twenty fourth have a hyphen? Yes, the ordinal number for 24 has a hyphen and is spelled correctly as twenty-fourth.
  • Do you hyphenate twenty fourth? Yes, you put a hyphen between twenty and fourth: twenty-fourth.
  • Does twenty fourth need a hyphen? 24 is a compound number in between 21 and 99 which needs a hyphen. Thus, writing 24th in full is twenty-fourth.

Twenty fourth or Twenty-four?

As you already know, 24 as cardinal numeral is twenty-four, and 24 as ordinal numeral is twenty-fourth.

Thus, the question in the subtitle above mixes two distinguished linguistic concepts and cannot be answered as such.

Observe that you can always check how to spell a number in full correctly using our converter below.





Letter case:

Sentence case
Title Case
Spelling: Twenty-four


As explained by the hyphens-in-numbers rule, 24 = twenty-four.

If you are happy with our information, then you may also be interested in our article twenty-six or twenty six.

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– Article written by Mark