Number Word — 21 (Twenty-One) — free printable diagram

Free maths resource for teachers · CC BY-NC 4.0

Number Word — 21 (Twenty-One)

About this illustration

Number card showing the digit 21 above the written word 'twenty-one'. Cream background, navy text, navy rounded border. For teaching number recognition and number words to 21.

How do you write 21 in words?

21 in words is twenty-one. Written the other way round, twenty-one in numbers is 21.

In digits
21
In words
twenty-one
  • 21 is written twenty-one in words, and twenty-one is written 21 in digits.
  • In place value, 21 is 2 tens and 1 one.
  • Numbers between 21 and 99 take a hyphen when they have a ones digit, which is why twenty-one is written with one.

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  2. 2Use it in your classroom worksheets, slides or printables — free under CC BY-NC 4.0.
  3. 3Attribute as “Image by Kuraplan” or link back to kuraplan.com. Not for commercial resale.

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