# Cardinal Numbers, Ordinal Numbers

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## Numbers

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.