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3 digit vs 3-digit

Both "3 digit" and "3-digit" are correct, but they are used in different contexts. "3-digit" is the correct form when referring to a number with three digits, while "3 digit" is used when describing something that has three digits without specifically referring to a number.

Last updated: March 22, 2024

3 digit

This phrase is correct when used to describe something that has three digits without specifically referring to a number.

Use "3 digit" when you want to describe something that has three digits, such as a lock combination or a code, without mentioning a specific number.

Examples:

  • The lock required a 3 digit code to open.
  • The product code should be a 3 digit number.
  • NACE Rev. 1.1 coded at 2 or if possible 3 digit level
  • In addition, for certain hazard statements letters are added to the 3-digit code.
  • The 3-digit numbers refer to variables as follows:
  • NACE Rev.2 3-digit level (groups)
  • NACE Rev.1.1 3-digit level (groups)
  • 310, 311, 312) are to be transmitted at the 3-digit and 4digit levels of NACE.
  • Some results are also to be broken down into size classes and to NACE Rev. 2 3-digit level.
  • These preliminary results are to be broken down to the NACE Rev. 2 3-digit level (group).
  • These preliminary results are to be broken down to NACE Rev. 2 3-digit level (group).
  • Some results are also to be broken down into size classes and to NACE Rev. 2 3-digit level (group).
  • These preliminary results are to be broken down to NACE REV..1 3-digit level (group).
  • These preliminary results or estimates are to be broken down to NACE Rev. 2, 3-digit level (group).
  • Some results are also to be broken down into size classes and to NACE Rev. 2 3-digit level (group).
  • These preliminary results are to be broken down to the NACE Rev. 2 3-digit level (group).
  • These preliminary results are to be broken down to NACE Rev. 2 3-digit level (group).
  • The NST/R-NL is based on the 3-digit NST/R classification of Eurostat
  • UN location code (3 digits)
  • Number of nights (3 digits)
  • Number of completed years (3 digits)
  • Or subdivisions of ISCED 1997 - field of education - coded on 3 digits.

Alternatives:

  • three-digit
  • a three-digit number
  • a number with three digits
  • a code with three digits
  • a combination with three digits

3-digit

This phrase is correct when referring to a number with three digits.

Use "3-digit" when you are specifically referring to a number that has three digits, such as a 3-digit PIN or a 3-digit code.

Examples:

  • Please enter your 3-digit PIN to proceed.
  • The serial number should be a 3-digit code.
  • In addition, for certain hazard statements letters are added to the 3-digit code.
  • The 3-digit numbers refer to variables as follows:
  • NACE Rev.2 3-digit level (groups)
  • NACE Rev.1.1 3-digit level (groups)
  • These preliminary results or estimates are to be broken down to NACE Rev. 2, 3-digit level (group).
  • Some results are also to be broken down into size classes and to NACE Rev. 2 3-digit level (group).
  • These preliminary results are to be broken down to the NACE Rev. 2 3-digit level (group).
  • These preliminary results are to be broken down to NACE Rev. 2 3-digit level (group).
  • The NST/R-NL is based on the 3-digit NST/R classification of Eurostat
  • NACE Rev.2 3-digit level (group),
  • plain plates (e.g. polystyrene or crockery) labelled with random 3-digit codes,
  • 3-digit version of the ESAW classification for 'Type of injury' according to the ESAW methodology.
  • NACE Rev.2 3-digit level (group) for characteristic 18 11 0
  • Turnover from the principal activity at the NACE Rev. 2, 3-digit level
  • 3-digit version of the classification of 'Working Environment' according to the ESAW methodology
  • The 'GV-Binnenwasserstraßen' is based on the 3-digit NST/R classification of Eurostat and the 'Güterverzeichnis 1969' of the Statistisches Bundesamt
  • 'Country code' means a 3-digit numeric code representing the name of a country in accordance with ISO standard 3166;
  • The regional statistics are to be broken down to NACE Rev. 2 3-digit level (group) and level 2 of NUTS.
  • The characteristics 18 11 0, 18 12 0, 18 15 0 and 18 16 0 are to be broken down to the NACE Rev. 2 3-digit level (group).
  • 310, 311, 312) are to be transmitted at the 3-digit and 4digit levels of NACE.

Alternatives:

  • three digit
  • a number with three digits
  • a code with three digits
  • a combination with three digits
  • a three-digit number

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