Chapter 05 of Mathematics ncert book titled - Introduction to Euclid's Geometry for class 9 Our numbers have a specific two-letter combination that tells us how the number sounds. For example 9th 3rd 301st What do we call these special sounds? Are you curious whether ‘3rd’ or ‘3th’ is correct?

Understanding the Context

Read this guide with examples, definitions, and grammar tips to learn the answer. The correct form is 3rd. This is because ordinal numbers in English are formed by adding specific suffixes to the cardinal number. For single-digit numbers, the suffixes are unique: ‘1st’ for first, ‘2nd’ for second, and ‘3rd’ for third.

Key Insights

After third, most numbers use the suffix ‘th,’ making it ‘4th,’ ‘ 5th,’ and so on. Let’s look at a practical example: When talking ... English Grammar: How to say 1st, 2nd, 3rd, 4th, etc. Ordinal Numbers ... 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.

Final Thoughts

Written dates often omit the suffix, although it is nevertheless pronounced. For example: 5 November 1605 (pronounced "the fifth of November ... England vs. France World Cup 3rd place live updates: Score, goals ... Use this calculator to find out the grade needed on the final exam in order to get a desired grade in a course. It accepts letter grades, percentage grades, and other numerical inputs.

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