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
percentage within
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "percentage within" is grammatically correct and can be used in written English.
It refers to the proportion or amount of something within a given context or group. Example: "The study found that the percentage of students who passed the exam within this school was much higher compared to the percentage within the district as a whole."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(2)
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
However, the percentage of attacked trees within the stand edges did not differ with the percentage within the stand interior.
The confirmatory experiments (86.0% decolorization percentage within the confidence interval) subsequently verified the accuracy of the experimental model.
One of the most useful additions has to be the Stamina mode mentioned above, which is twinned with a battery icon that can contain the battery remaining percentage within it.
News & Media
For 25 years these rules, known as section 106 agreements, have helped councils increase the number of affordable homes available to rent in their areas by being able to specify a minimum percentage within new private developments.
News & Media
One of the most useful additions Sony makes has to be the Stamina mode mentioned above, which is twinned with a battery icon that can contain the battery remaining percentage within it.
News & Media
The influences of discrete microstructure on residual stress distributions at grain size level are examined with respect to material gradient and FGM volume percentage (within a ceramic-FGM-metal three-layer structure).
Science
Finally, the mean TVOCs emission rate and the residual TVOCs percentage within the building material, average concentration and average ventilation effectiveness at the different locations of the room with respect to time are also investigated.
Science
Figure 4 EDX test showing the Au-Si percentage within different laser cycling.
Science
The standard deviation is stated in terms of percentage within parentheses in the tables.
Weekly UI benefit formulas specify a minimum and a maximum benefit amount as well as a percentage within these boundaries.
Science
From Fig. 6, the cell number and the percentage within each quadrant was determined using the CF software.
Science
Expert writing Tips
Best practice
When reporting data, clearly define the context or group to which the "percentage within" refers to avoid ambiguity. For example, specify "percentage within the sample population" or "percentage within the target area".
Common error
Ensure that the "percentage within" is calculated using the correct base number. A common mistake is to calculate a percentage based on an incorrect total, leading to inaccurate or misleading data.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "percentage within" functions as a prepositional phrase that modifies a noun or noun phrase. It typically describes the proportion or amount of something relative to a specific context, boundary, or group. Ludwig AI confirms its correct usage in various contexts.
Frequent in
Science
68%
News & Media
15%
Formal & Business
17%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "percentage within" is a grammatically correct and frequently used phrase that describes the proportion or amount of something within a given context or group. Ludwig AI's analysis of numerous examples confirms its widespread use across various domains, especially in science, news, and formal business settings. While alternatives like "proportion inside" or "share in" exist, "percentage within" offers clarity when specifying a well-defined boundary. Remember to be mindful of the base number when calculating percentages and always clearly define the scope to avoid misinterpretations.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
proportion inside
Replaces "percentage" with "proportion" and "within" with "inside", maintaining the core meaning of a share within a boundary.
share in
Uses "share" as a synonym for "percentage" and "in" as a substitute for "within", focusing on the part contained in something.
fraction of
Replaces "percentage" with "fraction", indicating a part of a whole, and "within" with "of", denoting the encompassing whole.
portion inside
Similar to "proportion inside", "portion" also denotes a part of the whole, while "inside" specifies the location.
extent in
Focuses on the degree or scope (extent) that something exists "in" a given area or context.
degree contained
Highlights the "degree" or level of something that is "contained" within a specific set or group.
incidence among
Emphasizes the rate of occurrence or "incidence" of something specifically "among" members of a group.
relative amount
Focuses on the "amount" in relation to the whole, and omits the spatial element that "within" implies.
volume encompassed
Specifies the "volume" that is included or "encompassed", emphasizing a three-dimensional space.
density present
Indicates the "density" of something that is "present", concentrating on the concentration rather than the proportion.
FAQs
How do I use "percentage within" in a sentence?
You can use "percentage within" to describe the proportion of something contained in a specific group or area. For example: "The "percentage within" the infected group was significantly higher among those who were unvaccinated."
What are some alternatives to "percentage within"?
Alternatives include "proportion inside", "share in", or "fraction of". The best choice depends on the specific nuance you want to convey.
Is it more accurate to say "percentage in" or "percentage within"?
"Percentage within" is generally more precise when you want to emphasize that the percentage is part of a specific, defined group or boundary. "Percentage in" can be used more broadly, but "percentage within" often provides better clarity.
How do I express a "percentage within" a margin of error?
When dealing with margins of error, clarify if the "percentage within" is the central estimate and the margin of error is around that, or if the margin of error is included in the reported "percentage within".
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested