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“21st” is the correct form to indicate the ordinal number between 20th and 22nd. “21th” is an irregular ordinal number, because it ends with 1. The number one, as an ordinal number, is “First” – and the suffix used to indicate that is “-st”. That’s why we use “1st”, “21st”, “31st”, etc.
The correct way to write the ordinal number for “21” is “21st”, not “21th”. This is because when we use ordinal numbers, we typically add the suffix “-th” to the end of the cardinal number to indicate a specific position in a sequence.
May 21, 2023 · '21th' is a grammatical error. '21st' is the correct numeric abbreviation of twenty-first. If you have time to stick around, this lesson will help you write numbers confidently. So, keep reading! Table of Contents. Which is Correct, '21th' vs. '21st?' An Overview of Ordinals. When to Use Ordinals Like '21st'
Mar 1, 2024 · Well, the correct way to write it is “21st”. Ordinal numbers are used to indicate a position in a series or sequence, such as first, second, third, and so on. They have a suffix added to the cardinal numbers to create this meaning. When we want to talk about the 21st position, we add the suffix “-st” to the cardinal number 21.
Oct 6, 2022 · What are ordinal numbers? Ordinal numbers show something’s position in a series, such as its sequential order, ranking, or place in a list. There are two forms of ordinal numbers: words spelled out without numerals (first, second, etc.) numerals with lettered suffixes at the end (1st, 2nd, etc.)
Jul 13, 2017 · 21th. Incorrect spelling, explanation: twenty-first is an ordinal number, which means it’s used to denote the order of something. When creating this kind of numeral, one must add a specific ending to the number. In the case of number one, it’s -st.
When writing ordinal numbers such as 1st, 2nd, 3rd, etc. you should use the last two letters on the word as it would be if you wrote out the whole word. Below are the ordinal numbers both written out and with digits for 1-20. fir st 1st. seco nd 2nd. thi rd 3rd. four th 4th. fif th 5th. six th 6th. seven th 7th.
Jan 15, 2024 · The term "21st" is a correct and widely accepted way to denote the ordinal form of the number 21, indicating that it is in the position of 21 in a sequence. On the other hand, "21th" is an incorrect and non-standard form that does not conform to the established rules of English grammar.
Sep 5, 2023 · When it comes to whether '21th' or 21st' is correct, there is no gray area. '21st' is always the correct way to abbreviate the ordinal twenty-first. Ordinals are numbers in a series. So, number 21 in a series of items is the '21st.'
Feb 18, 2024 · The answer is simple: “21st” is the correct form. There is no such thing as “21th” – at least, not in standard English usage. The suffix “-st” is used for all ordinal numbers ending in “1”, including “21st”, “31st”, and so on.
