Cardinal and ordinal numbers

This is just an extract, sign up to see the video explanation and to access to more exercises and much more!

Numbers from 1-100

1 one

2 two

3 three

4 four

5 five

6 six

7 seven

8 eight

9 nine

10 ten

11 eleven

12 twelve

13 thirteen

14 fourteen

15 fifteen

16 sixteen

17 seventeen

18 eighteen

19 nineteen

20 twenty

21 twenty-one

22 twenty-two

30 thirty

40 forty

50 fifty

60 sixty

70 seventy

80 eighty

90 ninety

100 a/one hundred

Be careful with these spellings: fifteen, eighteen, forty, fifty, eighty.

We put a hyphen in compound numbers below 100, e.g. twenty-one, three hundred

and sixty-five.

Numbers over 100

102 a/one hundred and two

164 a/one hundred and sixty-four

596 five hundred and ninety-six

7,832 seven thousand eight hundred and thirty-two

256,940 two hundred and fifty-six thousand nine hundred and forty

1,000,000 a/one million

8,330,000 eight million three hundred and thirty thousand

1,000,000,000 a/one billion

ORDINAL NUMBERS

1st first 8th eighth 21st twenty-first

2nd second 9th ninth 22nd twenty-second

3rd third 12th twelfth 54th fifty-fourth

4th fourth 13th thirteenth 100th (one) hundredth

5th fifth 20th twentieth 347th three hundred and forty-seventh