Study Resource: English cardinal numbers cheat sheet
Culture note: Today, a “cheat sheet” is usually a reference sheet that a teacher allows you to use on a test, but a “cheat sheet” can also be a reference sheet you make to help you cheat on your exams!
Cardinal numbers 0-19
0 - zero | 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 |
Cardinal numbers for multiples of 10 (10-90)
10 - ten | |||
20 - twenty | 30 - thirty | 40 - forty | 50 - fifty |
60 - sicky | 70 - seventy | 80 - eighty | 90 - ninety |
Rule for creating numbers 21-99
Multiple of ten + base number 1-9
29 = twenty + nine = twenty-nine
45 = forty + five= forty-five
83 = eighty + three = eighty-three
Cardinal numbers for multiples of 100 (100-1000)
100 one hundred | 200 two hundred | 300 three hundred | 400 four hundred | 500 five hundred |
600 six hundred | 700 seven hundred | 800 eight hundred | 900 nine hundred | 1000 one thousand |
Rule for creating numbers 0-999
How many hundreds
and
number from 0-99
396 = three hundred and ninety-six
704 = seven hundred and four
855 = eight hundred and fifty-five
Words for larger numbers in English and how to use them
1000 = thousand
Count “how many thousands” just like you count “how many hundreds.” Like when you count hundreds, use the singular form of the word thousand:
✅ two thousand ❌ two thousands
You can count up to 999 millions:
1,000
one thousand / (a thousand)
9,000
nine thousand
11,000
eleven thousand
972,000
nine hundred and seventy-two thousand
1,000,000 = million
We also count “how many millions” just like counting hundreds and thousands. We always use the singular form of the word million:
✅ four million ❌ four millions
You can count up to 999 millions:
1,000,000
one million / (a million)
10,000,000
ten million
175,000,000
one hundred and seventy-five million
1,000,000,000 = billion = 1,000 million
We count “how many billions” just like counting hundreds, thousands, and millions. We can count up to ,nine hundred and ninety-nine (999) billion and we always use the singular form of the word.
Rule for creating very large numbers in English
XXX, XXX, XXX, XXX
How many billions + how many millions + how many thousands + how many hundreds + and+ number from 0-99
