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
CEO of Professional Science Editing for Scientists @ prosciediting.com
five of which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "five of which" is correct and usable in written English.
It is used to refer to items in a list of five or more. For example: I collected ten pencils, five of which were blue.
✓ Grammatically correct
News & Media
Science
Academia
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
60 human-written examples
Nathan's currently has 20 restaurants, five of which are franchised.
News & Media
He started seven companies, five of which eventually went public.
News & Media
We have identified six potential linkages (P < 0.001), five of which are to quantitative traits.
Science & Research
Today, it has 34 senior faculty, five of which are women.
Science & Research
Among Vere's specialties are dark chocolate wafers containing pink peppercorns, five of which cost $7.50.
News & Media
Six cutting oils, five of which formulated from vegetable basestock, were evaluated in turning.
As a result, six DPM architectures, five of which are new, are obtained from this exercise.
Science
The form consists of 12 questions five of which are personal ones.
The town houses, five of which are vacant, date back to 1883.
News & Media
Instead, Mr. Navellier argues, you must analyze eight variables, five of which deal with increasing earnings.
News & Media
There are 240 free trade zones in the country, five of which are in New Jersey.
News & Media
Expert writing Tips
Best practice
Ensure clarity by placing the phrase "five of which" immediately after specifying the total number in the set. This helps avoid ambiguity and ensures the reader understands the proportion being discussed.
Common error
Avoid using "five of which" when the total number of items is less than five. This creates a numerical mismatch that can confuse readers and undermine your credibility.
Source & Trust
80%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "five of which" functions as a partitive construction within a relative clause. It specifies a subset (five) from a larger set that has been previously mentioned. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
35%
Science
30%
Academia
15%
Less common in
Wiki
10%
Encyclopedias
5%
Formal & Business
5%
Ludwig's WRAP-UP
In summary, "five of which" is a grammatically sound and frequently used phrase to specify a quantity from a larger group. As Ludwig AI confirms, it functions as a partitive relative clause and is commonly found in news, scientific, and academic writing. To ensure clarity, always mention the total quantity before using the phrase. Common mistakes include numerical mismatches. Alternatives include "five among them" and "five out of those". Its widespread usage across varied reliable sources underscores its validity and utility in formal communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
five out of those
Emphasizes the exclusion of others while focusing on the specified five.
five of the aforementioned
Refers back to a previously mentioned set, emphasizing a formal or documented context.
five among them
Highlights the presence of five items within a group, suitable for descriptive contexts.
five from the total
Clarifies that the five are part of a calculated sum or count, offering more precision.
five in that selection
Highlights that the five items are part of a choice or assortment, useful for comparisons.
a fifth of which
Focuses specifically on one-fifth of a larger group, implying a fraction rather than a simple count.
five that are
Simplified version focusing on the characteristics of the five items being described.
five from these
Rephrases the selection as a direct extraction, emphasizing the act of choosing five elements.
a group of five therefrom
Adds a touch of formality by using "therefrom", fitting legal or official documents.
of which, a quintet
Uses a more literary term "quintet" for a group of five. It offers a stylistic variation.
FAQs
How can I use "five of which" in a sentence?
Use "five of which" after mentioning a total quantity greater than five to specify that five items from that total possess a particular attribute. For example, "I have ten books, "five of which" are mysteries".
What are some alternatives to "five of which"?
Depending on the context, you can use alternatives like "five among them", "five out of those", or "a fifth of which".
Is it grammatically correct to say "five of which was"?
No, the correct form is "five of which were". Since "five" is plural, it requires the plural verb form "were".
What's the difference between "five of which" and "which five"?
"Five of which" refers to a previously specified group. "Which five" implies a selection or identification of five items from a larger, possibly unspecified, group.
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.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
80%
Authority and reliability
4.6/5
Expert rating
Real-world application tested