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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
roughly 66 percent
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "roughly 66 percent" is correct and usable in written English.
It can be used when providing an approximate percentage in various contexts, such as statistics, surveys, or research findings. Example: "Roughly 66 percent of participants reported an increase in satisfaction after the program."
✓ Grammatically correct
News & Media
Academia
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
14 human-written examples
And most of that amount — roughly 66percentt of it — was lost due to causes other than shoplifting".
News & Media
The precinct is home to 57,199 people and is roughly 66percentt Asian, according to the 2000 census, up almost 11percentt from 1990, and 16percentt white, down almost 9percentt.
News & Media
Visa transactions accounted for roughly 66percentt of all credit and debit card purchases in the United States in 2006, compared with about 26percentt for MasterCard, according to The Nilson Report data.
News & Media
Fare box revenues from New York City's subways and buses accounted for roughly 66percentt of the system's budget in 1997 (the latest figures available from the agency), but in the Suffolk County system, fare box revenues only supported 27percentt of its budget.
News & Media
Two other sources – Mixpanel and Fiksu – report that iOS 10 was installed on roughly 66percentt of devices.
News & Media
According to two different sources – Mixpanel and Fiksu – iOS 10 was installed on roughly 66percentt of devices, the firms found.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
Mr. Bartuska says coal-fired power plants now generate roughly 66 percent of the country's electricity, with 30 percent coming from nuclear and the rest from other sources.
News & Media
While Apple ended last year with a cash balance of $97.6 billion, it cannot easily gain access to most of that for a dividend because roughly 66 percent of the money is held by its foreign subsidiaries.
News & Media
The Department of Agriculture is the largest federal grantor of funds for agricultural research, but roughly 66 percent of what it distributes stays in-house to finance its own research units like the Agricultural Research Service and the Economic Research Service — roughly double the amount that other federal agencies retain for research purposes.
News & Media
Darien has roughly 2 percent.
News & Media
Now it's roughly 73 percent.
News & Media
Expert writing Tips
Best practice
When using "roughly 66 percent", ensure that the context supports an approximate value rather than an exact measurement. This is best suited for situations where precision is not critical.
Common error
Avoid using "roughly 66 percent" when precise data is available. If the exact percentage is known, use it to maintain credibility and accuracy.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "roughly 66 percent" functions as an approximate quantifier, indicating a proportion or quantity that is not exact but close to 66 percent. Ludwig AI identifies this usage across various contexts.
Frequent in
News & Media
70%
Academia
20%
Science
10%
Less common in
Encyclopedias
0%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "roughly 66 percent" is a grammatically correct and usable phrase in English to indicate an approximate proportion. Ludwig AI confirms that it can be used when providing an estimated percentage in various contexts, particularly in news and media, and academic writing. Alternatives such as "approximately 66 percent" or "about 66 percent" can be used interchangeably. When using this phrase, ensure the context allows for approximation and avoid it when precise data is available to maintain accuracy and credibility. The phrase is most frequently found in news and media sources.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
approximately 66 percent
Replaces "roughly" with "approximately", maintaining the same meaning of estimation.
about 66 percent
Substitutes "roughly" with "about", indicating a general approximation.
around 66 percent
Replaces "roughly" with "around", suggesting an approximate value.
close to 66 percent
Indicates that the actual value is near 66 percent.
nearly 66 percent
Suggests that the actual value is just below 66 percent.
just over 66 percent
Indicates the value is a bit more than 66 percent.
two-thirds
Expresses the approximate proportion using a fraction instead of a percentage.
around two-thirds
Combines "around" with "two-thirds" for an approximate fractional representation.
in the neighborhood of 66 percent
Uses a more descriptive phrase to indicate an approximate range around 66 percent.
in the vicinity of 66 percent
Uses a more formal phrasing to suggest an approximate amount.
FAQs
What does "roughly 66 percent" mean?
The phrase "roughly 66 percent" indicates an approximate value close to 66 percent. It is used when an exact figure is not known or necessary.
How can I use "roughly 66 percent" in a sentence?
You can use it to describe proportions or quantities, for example: "Roughly 66 percent of the students passed the exam."
What can I say instead of "roughly 66 percent"?
You can use alternatives like "approximately 66 percent", "about 66 percent", or "around 66 percent" to convey a similar meaning.
Is it better to say "roughly 66 percent" or "two-thirds"?
Both phrases can be used, but "roughly 66 percent" might be preferred when greater specificity is desired. "Two-thirds" is a more general approximation.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested