List of Cardinal and Ordinal Numbers - Writing English Numerals

Cardinal numbers refer to the size of a group.
I am twenty years old. I have four friends.
Ordinal numbers refer to a position in a series.
My first friend is a student. Today is his nineteenth birthday.
Any ordinal name that doesn't end in st, nd, rd (as in "first", "second", or "third"), ends in th.
All compound numbers from twenty-one through ninety-nine should be separated by a hyphen (twenty-two, seventy-first). A comma is optional with four-digit numbers but required with five-digit numbers (3000 30,000)

Standard English Language Rules for Numbers
English Numerals Rules for Writing Numbers

Practice Spelling Cardinal Numbers and Spelling Ordinal Numbers

Writing Numbers. List of Cardinal and Ordinal Numbers.

Select reference source and click on any word below to view definition, pronunciation, translations or web usage of that word.

Definition

Translation

Usage

Cardinal Numbers

Ordinal Numbers