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a rough estimate vs a rough estimation

Both 'a rough estimate' and 'a rough estimation' are correct and can be used to convey the idea of an approximate calculation or judgment.
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Explained by Michele A.
Editor at TextRanch

Last updated: December 12, 2024 • 9874 views

This phrase is correct and commonly used in English.

"a rough estimate"

This phrase is used to refer to an approximate calculation or judgment that is not precise. It implies a general idea or rough guess.

Examples:

  • Can you give me a rough estimate of how much the project will cost?
  • The survey provided a rough estimate of the number of participants.
  • I need a rough estimate of the time it will take to complete the task.
  • She provided a rough estimate of the distance to the nearest town.
  • The report included a rough estimate of the potential revenue.
  • Jan 24, 2018 ... Hi all, is it true that both "a rough estimate" and "a rough estimation" are correct? For example: Please give me a rough ...
  • 7 days ago ... This formula gives you a rough estimate of the amount of fertilizer you will need. Rough estimates suggested that around a million people ...
  • May 31, 2024 ... Is there a formula to get a rough estimate of how many hypertube sections I'll need based on the coordinates? Question. Just wondering if ...
  • 7 days ago ... This formula gives you a rough estimate of the amount of fertilizer you will need. Rough estimates suggested that around a million people ...
  • Jul 14, 2024 ... What's a rough estimate of ingots+tops ups needed to get him as a partner? · Comments Section · Community Info Section · More posts you may like.
  • Police refuse to say, or even provide a rough estimate of, how many undercover officers are deployed across the country. Times, Sunday Times.
  • Oct 5, 2024 ... I made A rough estimate of how much every machine would cost.
  • This is a rough estimate using 2010 data. Smallholder emissions thus contribute up to 32% to global agriculture sector emissions and 42% to the agriculture ...
  • Oct 30, 2024 ... Looking for a rough estimate for a CMM. I'm not sure if I'm just missing it, but I can't find a price range to save my life. I'm looking for ...
  • Converting trainer time into a rough estimate of road kilometres - is it feasible? Triathlon Forum · teaandstuff August 17, 2020, 3:52am 1.

Alternatives:

  • an approximate calculation
  • a ballpark figure
  • a rough guess
  • a general idea
  • a back-of-the-envelope calculation

This phrase is correct and commonly used in English.

"a rough estimation"

This phrase is also used to refer to an approximate calculation or judgment that is not precise. It conveys the idea of a general assessment or rough guess.

Examples:

  • The team made a rough estimation of the time needed to complete the project.
  • His rough estimation of the cost turned out to be quite accurate.
  • We need a rough estimation of the number of attendees for planning purposes.
  • The report included a rough estimation of the market size.
  • Can you provide a rough estimation of the distance to the nearest gas station?
  • Jan 24, 2018 ... Hi all, is it true that both "a rough estimate" and "a rough estimation" are correct? For example: Please give me a rough ...
  • Jan 17, 2021 ... I made a rough estimation on how heavy the cube is. Criticism and discussion is appreciated! · Best · Top · New · Controversial · Old · Q&A ...
  • Oct 27, 2019 ... Hi all, Is it correct to say "a rough estimation" when the meaning is "a rough estimate"? By these expressions I mean a rough guess of how ...
  • Aug 29, 2019 ... r/Warthunder - A rough estimation of the kinds of armaments we can expect on.
  • Jan 30, 2023 ... That said, to answer the title, I believe it is a rough estimation of solar gain, but only rough and there's more to it. Here's a snippet ...
  • Jul 29, 2020 ... Dear Team, I require a rough estimation relating to creation/testing of Modules/Dashboard/List.
  • Jul 18, 2019 ... Instead, I've come up with a system I quite like: I usually create important tasks directly in my calendar, including a rough estimation of ...
  • Jul 8, 2013 ... Can someone help me in regards to a rough estimation of Silver Nanoprisms / Particles Concentration? Assuming that the chemical equation for ...
  • Sep 10, 2024 ... ... a rough estimation of how many hours to painting took from start to finish). Sized; 29.7cm x 36cm / "12 x "16. Acrylic on artboard ...
  • Jul 3, 2024 ... This give you a rough estimation, that may be off by 30-50%, so it's mostly useful to get an indication of whether you're dealing with a thousand, a million or ...

Alternatives:

  • an approximate assessment
  • a rough calculation
  • a general approximation
  • a ballpark estimate
  • a rough guess

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