89

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89

The number 89 is written on the chalkboard in math class.

Definition
  1. Adjective:
    • Being nine more than eighty: The number that is exactly nine units greater than eighty; the cardinal number 89.
Usage
  • As a numerical adjective: Used to describe a quantity of exactly eighty-nine items, or to indicate position as the eighty-ninth in a sequence.
    • The book has 89 pages.
    • She finished in 89th place.
Advanced Usage
  • In mathematics and statistics: Often used in data sets, scores, or measurements.
    • The average score was 89.
  • As a year: Commonly used to refer to the year 1989.
    • He was born in '89.
Variants and Related Words
  • Eighty-nine: The word form of the number.
  • LXXXIX: The Roman numeral representation.
  • 89th: The ordinal form (eighty-ninth).
Synonyms
  • Eighty-nine: The identical word form.
  • Four score and nine: An archaic phrasing.
Notes
  • This is a cardinal number. Its primary function is to denote quantity or rank in a sequence (when used as an ordinal: 89th).
  • In informal contexts, an apostrophe is often used before the number to abbreviate a year, e.g., .
89

The number 89 is written on the chalkboard in math class.

Adjective
  1. being nine more than eighty

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