A percentage is a number or ratio expressed as a fraction of $100$. It is often denoted using the percent sign, "$%$", or the abbreviation "$\mathrm{pct}$." -Wikipedia. Percentages are used when describing portions or proportional changes.
Questions tagged [percentages]
1440 questions
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Percentage higher than a value
I am doing an experiment where I get two values in two cases. Let's say the values are 10 in case 1 and 15 in case 2. For case 2, I want to report how high it is compared to case 1 in terms of percentage.
If I calculate (15-10) / 10 = 0.5, so can I…
Jake
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Calculating Renewal Retention. Am I right?
I have someone questioning the maths behind some figures that are provided in a report.
I never wrote the report but I can work out how the previous creator came to the figures that they have.
We are calculating Renewal Retention on a…
Lynchie
- 101
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Computing for a number using two different percentage category.
I've come across a government document on a profile of a city, and have been curios to how to solve for this or if there's already a named formula for it.
City X
Land Area: 49800 ha .
Alienable Area: 1,883.21 ha., which is 3.78% of 49800
Now, one…
Helquin
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How would I avoid a condition in a formula?
Im currently writing an assignment in my math class. I have to calculate the amount of money an individual pays in taxes, based on his income.
Where I live (Denmark), if you earn more than 500.000DKK you will be charged an additional 7% in taxes for…
Cortex
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Finding the total using only the value and percentage?
I've tried my best to google this, but I cannot seem to google it correctly or it's just not something people use that often.
I'm trying to essentially solve for X if the equation is:
80=80% of x
I'm just using 80 as an example as we…
cloudnyn3
- 101
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1 answer
Negative percent below 100%
Maybe this is a dumb question, but is it valid to have a negative percent below -100% when comparing two quantities?
I'm evaluating the Net Present Value of an investing project affected by many external variables. The expected NPV of the project is…
user35032
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Calculate percentage of a value between two numbers
I am wanting to know the formula of calculating the percentage of a value between two numbers, for example -65dBm is 100% signal and -93dBm is 0% signal.
I'd like to know the formula of a value between those two numbers, example: I need to know what…
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profits increase between 1991 and 1993
"What was the percent increase in profits for Company X between 1991 and 1993?"
does this question mean that we need to calculate the 1992 profit increase as well?
I am unable to comprehend what does this question exactly mean.
Nick
- 149
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Calculating Percent Difference with zero and near zero values
I'm trying to calculate the percent difference between an expected measurement and the actual measurement. I'm using the formula
Percent Difference = ((Measured value - Expected value)) / Expected value) * 100
So if I measure a value of 23, and I…
Vinterwoo
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% success of individual groups vs % of total successes
Edited to 8 testers (not 9)
I feel like this is probably an extremely easy question but I am unable to articulate my question to google to find an answer.
Basically, referring to the image below, there are 5 tests and 8 testers, each test has a…
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Calculate what the new number should be
If I know that the price for a particular product is $1750 WITH a 35% discount
How can I found out what was the original price? This is probably a simple answer but I i have tried getting 35% and adding it to 1750, then 35% off that is a smaller…
Shannon Hochkins
- 145
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How to divide a number per zero using another informations
everyone is well?
My background for this questions is:
I have a number of sent files, also I have a number of expectedly sendt files and finally the percentage of files, so I have:
sent/expected (percentage).
In my rules it's ok, if the user wants…
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1 answer
Percentage split among years
Someone tells that over the next 10 years the value of a house will lose 13%.
So if the value is 10000 now, the value after 10 years will be 8700.
Now I want to generate the following table
+------+-----------------+-------+
| Year | Percentage_drop…
Paul
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1 answer
Proportional percentage increases in groups
If I have 4 gases in an atmosphere, lets say:
A makes up 78%
B makes up 21%
C makes up .93%
D makes up .04%
If the percentage of gas D increases to 5%, how do I find the proportional percentage decrease in the others?
*The actual question is if…
user P520
- 113
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How to compute the percentage of improvement
Sorry if my question is obvious, but I really need to know the answer. I have proposed a load balancing algorithm for decreasing the value of response time. For example imagine the response time of algorithm1 is $120$ seconds and my proposed…
Pablo
- 123