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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
about half of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "about half of" is correct and usable in written English.
You can use it when you are referring to a quantity or amount that is roughly half of the total amount. For example, "About half of the students in the class did not pass the test."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(5)
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
About half of them do.
News & Media
About half of those are political prisoners.
News & Media
About half of Medicaid recipients are children.
News & Media
"About half of them are Jim's".
News & Media
About half of the catch is exported.
Encyclopedias
About half of the property is wooded.
News & Media
About half of them have returned.
News & Media
All in all, about half of I.C.U.
News & Media
About half of that is advertising revenue.
News & Media
About half of these are portraits.
News & Media
About half of them were actually barefoot.
News & Media
Expert writing Tips
Best practice
When using "about half of", ensure the context provides a clear reference for the total quantity being halved. This avoids ambiguity and makes your statement more precise.
Common error
Avoid using "about half of" when a more precise figure is available. If you know the exact percentage or number, it's better to use it for greater clarity.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "about half of" functions as a prepositional modifier, typically quantifying a noun or pronoun. Ludwig confirms that this phrase is correct and frequently used.
Frequent in
News & Media
74%
Science
14%
Encyclopedias
4%
Less common in
Formal & Business
4%
Academia
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "about half of" is a versatile and frequently used phrase that provides an approximate estimation of 50% of a given quantity. Ludwig confirms it is grammatically correct and widely accepted. Its neutral register makes it suitable for various contexts, including news, science, and general communication. While it's essential to ensure the context clearly defines the total quantity, it is also important to avoid using the phrase when a more precise figure is available. Alternatives like "approximately 50% of", "around half of", and "roughly half of" can be used for variety or when greater precision is required.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
around half of
Replaces "about" with "around" to indicate a similar level of approximation.
roughly half of
Substitutes "about" with "roughly" for a less precise estimate.
nearly half of
Emphasizes that the amount is just below half.
approximately 50% of
Uses a percentage to provide a more specific estimate.
close to 50% of
Indicates the quantity is near but not exactly 50%.
just under half of
Highlights that the amount is a little less than half.
a little less than half of
More descriptive way to say just under half.
in the vicinity of half of
More formal way of saying approximately half.
half or so of
Casual way to indicate around half.
something like half of
Informal alternative that introduces slight uncertainty.
FAQs
How can I use "about half of" in a sentence?
You can use "about half of" to indicate that a quantity is approximately 50% of a total. For instance, "About half of the attendees were female".
What can I say instead of "about half of"?
You can use alternatives like "approximately 50% of", "around half of", or "roughly half of" depending on the context.
Is it better to say "about half of" or "approximately 50% of"?
Both "about half of" and "approximately 50% of" are acceptable. "About half of" is more informal, while "approximately 50% of" is more precise. Choose the one that fits the tone and context of your writing.
When should I avoid using "about half of"?
Avoid using "about half of" when you have access to more accurate data or when the context requires a high degree of precision. In such cases, using specific percentages or fractions is preferable.
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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