Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

roughly 66 percent

Grammar usage guide and real-world examples

USAGE 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

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 New Yorker

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

The New York Times

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

The New York Times

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

The New York Times

Two other sources – Mixpanel and Fiksu – report that iOS 10 was installed on roughly 66percentt of devices.

News & Media

TechCrunch

According to two different sources – Mixpanel and Fiksu – iOS 10 was installed on roughly 66percentt of devices, the firms found.

News & Media

TechCrunch
Show more...

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

The New York Times

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.

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

The New York Times

Darien has roughly 2 percent.

News & Media

The New York Times

Now it's roughly 73 percent.

News & Media

The New York Times
Show more...

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.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

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.

Expression frequency: Uncommon

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.

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.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: