Cardinal Numbers, Ordinal Numbers

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Numbers:How to sayFractions, Decimals, zero, Spoken calculations

Cardinal Numbers


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
20 twenty 21 twenty-one 22 twenty-two 30 thirty
40 forty 50 fifty 60 sixty 70 seventy
80 eighty 90 ninety 100 one hundred
101 one hundred (and) one
102 one hundred (and) two 1,000 one thousand
10,000 ten thousand 100,000 one hundred thousand
1,000,000 one million 1,000,000,000 one billion

Ordinal Numbers

1st first 2nd second 3rd third 4th fourth 5th fifth
6th sixth 7th seventh 8th eighth 9th ninth 10th tenth
11th eleventh 12th twelfth 13th thirteenth 14th fourteenth
15th fifteenth 16th sixteenth 17th seventeenth 18th eighteenth
19th nineteenth 20th twentieth 21st twenty-first 22nd twenty-second
30th thirtieth 40th fortieth 50th fiftieth 60th sixtieth 70th seventieth
80th eightieth 90th ninetieth 100th one hundredth
101st one hundred (and) first 102nd one hundred (and) second
1,000th one thousandth 10,000th ten thousandth 100,000th one hundred thousandth
1,000,000th one millionth 1,000,000,000th one billionth

1, 3, 5, 7, etc odd numbers
2, 4, 6, 8, etc even numbers

+ plus
– minus
x  times
/ divided by
= equals

1    one
2    two
3    three
4    four
5    Eve
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
101    a/one hundred and one
140    a/one hundred and forty
200    two hundred not two hundreds
1,000    a/one thousand
1,050    a/one thousand and fifty
1,250    a/one thousand two hundred and fifty
2,000    two thousand
100,000    a/one hundred thousand
1,000,000    a/one million
2,000,000    two million not two millions

In large numbers (over 999), write a comma (,) between thousands and hundreds, e.g. 11,000, and between millions and thousands, e.g. 3,000,000.

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