Writing numbers up to 100 in words

key notes :

You can write numbers with digits and with words. The numbers 1-20 are shown in the table.

Numbers 1-20
1 one11 eleven
2 two12 twelve
3 three13 thirteen
4 four14 fourteen
5 five15 fifteen
6 six16 sixteen
7 seven17 seventeen
8 eight18 eighteen
9 nine19 nineteen
10 ten20 twenty

To write numbers 21-99, write the tens part. Then, put a hyphen and write the ones part. Here are the tens.

Tens
10ten
20twenty
30thirty
40forty
50fifty
60sixty
70seventy
80eighty
90ninety

Learn with an example

➡️ How do you write this number using words?

31

  • thirty-seven
  • eleven
  • seventeen
  • thirty-one

Remember how to write numbers from 21 to 99.

First, write the tens part. Then, put a hyphen and write the ones part. If there is no ones part, only write the tens part.

You write 31 as thirty-one.

➡️ How do you write this number using digits?

fifty

  • 10
  • 5
  • 80
  • 50

Remember how to write numbers from 21 to 99.

You write fifty as 50.

How do you write this number using words?

19

  • nine
  • eleven
  • nineteen
  • fifteen

Remember how to write numbers from 11 to 20.

11 eleven
12 twelve
13 thirteen
14 fourteen
15 fifteen
16 sixteen
17 seventeen
18 eighteen
19 nineteen
20 twenty

You write 19 as nineteen.

let’s practice!