Learn how to use ordinal numbers in English with clear grammar rules, common usage, and examples. Includes a full list from 1st to 100th, ...

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Jan 20, 2026 · Abbreviation of first.

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Nov 6, 2023 · Here is the short answer, in case you are in a rush: '1st' is the correct numeric abbreviation of the ordinal first. '1th' is a grammatical error, and it should never be used. The brief …

A Cardinal Number is a number that says how many of something there are, such as one, two, three, four, five. An Ordinal Number is a number that tells the position of something in a list, such as 1st, …

Ordinal numbers may be written in English with numerals and letter suffixes: 1st, 2nd or 2d, 3rd or 3d, 4th, 11th, 21st, 101st, 477th, etc., with the suffix acting as an ordinal indicator.

Oct 6, 2022 · Ordinal numbers are numbers that show position or order in a sequence. For example, the words first and twentieth are ordinal numbers, as are numerals with suffixes at the end like 1st and 20th.

5 days ago · The meaning of FIRST is preceding all others in time, order, or importance. How to use first in a sentence.