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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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price fluctuates

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "price fluctuates" is correct and usable in written English. You can use it when discussing changes in the cost of goods or services over time. For example, "The price fluctuates based on market demand." Alternative expressions include "price varies" and "price changes."

✓ Grammatically correct

News & Media

Science

Wiki

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

30 human-written examples

As a rule of thumb, Brazilian consumers are frequently advised by the media to use more alcohol than gasoline in their mix only when ethanol prices are 30% lower or more than gasoline, as ethanol price fluctuates heavily depending on the harvest yields and seasonal fluctuation of sugarcane harvest.

Their price fluctuates dramatically.

News & Media

Independent

The price fluctuates from about $2 to $3.50 apiece.

Its price fluctuates less with the price of oil than with fashion.

News & Media

The New York Times

For stock prices this is called volatility, and it measures how erratically the price fluctuates.

News & Media

The Guardian

The price fluctuates depending on how many people are using the computers, but it usually hovers around $1.50 for an hour of surfing.

News & Media

The New York Times
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Human-verified similar examples from authoritative sources

Similar Expressions

25 human-written examples

On the other hand, letting price fluctuate in the allowable price band allows for a firmer emissions cap.

News & Media

The New York Times

Teixeira had recently tried to calculate the value of attention, and found that, like the dollar, its price fluctuated.

News & Media

The New Yorker

Its price fluctuated wildly, allowing for crazy speculation.

News & Media

TechCrunch

For example, Freeport-McMoRan Copper & Gold saw its price fluctuate between $31 and $65 over the past year.

News & Media

Forbes

Instead they agree to let the price fluctuate, for example by tracking an index of wholesale transactions.

News & Media

BBC
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Expert writing Tips

Best practice

Use "price fluctuates" when referring to a single specific commodity or the concept of price in the abstract. If you are discussing multiple products or general market indices, consider using the plural "prices fluctuate" to reflect a broader scope.

Common error

Avoid using the plural verb 'fluctuate' with the singular subject 'price'. Writers often lose track of the subject's number when descriptive phrases intervene, such as 'the price of these various luxury items fluctuates' (correct) versus 'the price of these various luxury items fluctuate' (incorrect).

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

4.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "price fluctuates" functions as a complete predicate describing the behavior of a noun. In many Ludwig examples, it appears as the core of a subordinate clause (e.g., "as the "price fluctuates"") or a main statement. Ludwig AI confirms its status as a standard, correct construction in English.

Expression frequency: Common

Frequent in

News & Media

50%

Science

25%

Wiki

10%

Less common in

Encyclopedias

8%

Formal & Business

5%

Social Media

2%

Ludwig's WRAP-UP

The phrase "price fluctuates" is a robust and grammatically correct way to describe the inherent variability of costs in various sectors. Data from Ludwig AI shows that it is particularly prevalent in News & Media and Science, where it describes everything from Bitcoin exchange rates to the cost of acupuncture or fuel. While it is perfectly interchangeable with ""prices fluctuate"" in general contexts, maintaining singular subject-verb agreement is crucial for precision. Whether writing about economics, technology or daily shopping, this phrase remains a foundational element of financial and descriptive English.

FAQs

How do I use "price fluctuates" in a sentence?

You can use it to describe an unstable cost, such as "the "price fluctuates" based on daily market demand" or "because the "price fluctuates" so wildly, investors are cautious".

What is the difference between "price fluctuates" and "prices fluctuate"?

The difference is purely grammatical number. Use "price fluctuates" for a singular subject and ""prices fluctuate"" when referring to multiple items or a general trend across a market.

Can I use "price fluctuates" in formal business reports?

Yes, it is highly appropriate for professional contexts. In more technical settings, you might also use "price volatility" to describe the phenomenon.

What can I say instead of "price fluctuates"?

Depending on your focus, you can use "price varies", "price changes" or "price swings".

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Authority and reliability

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Real-world application tested

Most frequent sentences: