Names of numbers in English facts for kids

Here are some words for small numbers. Words in bold are irregular.

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
30	thirty
40	forty
50	fifty
60	sixty
70	seventy
80	eighty
90	ninety

When writing other numbers between 21 and 99, you must use a hyphen (-).

21: twenty-one
29: twenty-nine
64: sixty-four
99: ninety-nine

The number 100 is written as "one hundred", but sometimes people say "a hundred".

To write a number from 100 to 999:

First write how many hundreds.
Then write the word "hundred".
Then, if anything is left over, write whatever is left over. Some times people use "and" to show the left overs.

Examples:

101: one hundred one
101: one hundred one (or one hundred and one)
102: one hundred two (or one hundred and two)
175: one hundred seventy-five
200: two hundred
300: three hundred
512: five hundred twelve
987: nine hundred eighty-seven

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Names of numbers in English Facts for Kids. Kiddle Encyclopedia.