a rough estimate vs a rough estimation

Both 'a rough estimate' and 'a rough estimation' are correct phrases in English. They are interchangeable and can be used to convey the idea of an approximate calculation or judgment. The choice between 'estimate' and 'estimation' is a matter of personal preference, as both are commonly used.

Last updated: March 22, 2024 • 9348 views

a rough estimate

This phrase is correct and commonly used in English.

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.

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On a rough estimate, I would say priceless.
You may say that it is not possible, but I think you could at least give a rough estimate.
I would therefore suggest that at the end of European summits, the political conclusions should be published, alongside a rough estimate of the financial implications.
The Authority can therefore only come to a rough estimate of the market value of the land.
The figures for administration (heading 5) agreed in Copenhagen are only based on a rough estimate of the possible needs by the Commission and therefore require further evaluation by Parliament and also by the other institutions.
In spite of this being one of the main arguments for the notified scheme, the Swedish authorities were only able to provide a rough estimate of how many of the 2000 operating licensed fishermen undertake fishing trips which involve spending the night away from home.
In particular, can the Commission provide a rough estimate of how much free healthcare for irregular migrants in the EU would cost annually?
The number of potential beneficiaries is based on a rough estimate as there is no data about the exact number of companies eligible to apply the measure, since tax authorities have no information about the number of taxpayers having affiliated companies.
Can we, for example, produce a rough estimate of what the official gross national product will be and of the proportion accounted for by the black economy, say?
A rough estimate... $500 times 64 gives us $34000 per week.
At a rough estimate there are at present about 18 Directives that farmers have to comply with in order not to have their income subsidies cut.
Over here, give a rough estimate of what was in your purse.
Virginia authorities aren't being very cooperative, but it appears a rough estimate of 200 British Muslims have been picked up across state.
So if Marty can I.D. the plant, he can probably give us a rough estimate as to when they were buried.
Can the Commission provide a rough estimate of the impact such a proposal is likely to have on the following: 1.
According to a rough estimate by the Eurosystem at the beginning of 2001, about one-third (i.e. approximately Euros 2.1 trillion) of all eligible collateral was held by credit institutions in the euro area.
Can't you give me a rough estimate?
If you had been better informed, you would have known that your description applies to only approximately 20% of Danes who voted 'no', and then only on a rough estimate.
On 7 January 2008, Cyprus submitted a final rough estimate of the costs incurred in taking measures to eradicate the disease.
On 24 April 2006, Denmark submitted a final rough estimate of the costs incurred in taking measures to eradicate the disease.

Alternatives:

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

a rough estimation

This phrase is correct and commonly used in English.

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.