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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Compound formula without decimals
I am trying to write a compound formula in a programming language that doesn't have decimal places.
For something that I thought was going to be simple.. I seem to be struggling a bit..
Using Excel as a test area I have written;
1 * (1 + 0.0025) ^…
MitchellNZ
- 33
1
vote
1 answer
Need to create a score using multiple variables (percentages) to show efficiency
We currently have 4 metrics that we are using to ascertain how efficient an employee is.
ACD: Higher % is better
CP: Lower % is better
SYP: Lower % is better
SP: Lower % is better
Is there a formula I can use to spit out a number that will be…
Philip Kanis
- 11
1
vote
1 answer
How do you calculate number percent between 2 arbitrary numbers
So for example, using a real example I'm faced with
The maximum range is 0.50 and the minimum range is 0.025. Say I have a number 0.33. At what percent is it in that range.
Google searching reveals many dozens of topics discussing a maximum range…
June
- 113
1
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2 answers
How to calculate value of a percent of a range
Hi I have a range and percent of that range. I want to calculate the value of that percentage.
for exam:
min = -5
max = 30
percentage = 8%
value = ?
Value should be a 8% of the range of (-5 .. 30)
Vahid
- 177
1
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3 answers
What is the value of the VAT when you know the percentage and final sum
Assuming we have the final value 444,14. Knowing that this final value includes a 24% VAT, what was the amount of the VAT?
I can figure out the sum before the VAT like this: (444,14 / 124) * 100 = 358,18.
However I have some hard time calculating…
user2818430
- 123
1
vote
4 answers
A number is increased by R%. To get back to the original number, it is to be reduced to initial value by what %?
A number is increased by R%. To get back to the original number, it is to be reduced to initial value by what %?
What I understand:
Increased value = $P+\frac{PR}{100}$
Soumee
- 1,087
1
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0 answers
How to model change in proportions?
I am interested in understanding whether a proportion of a subgroup of people is increasing over time in various teams. There are two scenarios for why the proportion could increase. One, more people from that subgroup join the team. Two, some…
Bogdan
- 11
1
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1 answer
Question based on voting(Percentages)
What I tried:
1st phase of voting:
Valid votes=900;invalid votes=100
Let no. of people who voted for(supporters)=x
Let no. of people who voted against(opponents) =y
2nd phase of voting:
Valid votes=800;invalid votes=200
The new number of…
Soumee
- 1,087
1
vote
1 answer
Find the minimum percent increase to make profit after fees
I am trading Forex currencies. The platform I use charges a 0.25% fee for every trade I make.
For this example, let's assume $2USD is worth 1 Euro. Also, the fee only affects USD.
Now say I buy 1 Euro for 2USD. From that trade, I pay the 0.25% fee,…
w0f
- 163
1
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3 answers
Find Percentage to Reduce Cost to Zero over 24 Months
I have a starting figure of 100. My end goal is to reduce this figure by 1/24 its original value over 24 months, so that the end result is 0.
During the first month, I reduce the starting figure by 4.1667% to result in 95.83.
Going forward, I no…
1
vote
1 answer
why adding pct_change per unit doesn't equal total pct_change
Let's say I have the following table representing 3 data points:
Year | Number of units
---- | ----
2002 | 1349 --> P1
2003 | 1391 --> P2
2004 | 1324 --> P3
My goal is to calculate the Number of unit percent change from 2002 to 2004. I know I…
Johnny Metz
- 111
1
vote
2 answers
Percentage Reverse??
I need help for one question, I don't know if this is a percentage reverse, sorry if is the wrong name.
The question is:
I need increase a specific value in a percentage that I don't know to reach another value then apply exactly $30$ percent to…
Igor
- 11
1
vote
0 answers
How to calculate effective percentage on total with each quatintiy increase?
I am developing an application in which user buys a product of fixed price. Here is the scenario:
If the user buys only one quantity of the product then no discount
If the user buys 2 items of the product then 10% discount.
If the user buys 3 items…
1
vote
2 answers
Question on arithmetic (Percentages)
A machine depreciates in value each year at the rate of 10% of its previous value. However every second year there is some maintenance work so that in that particular year, depreciation is only 5% of its previous value. If at the end of fourth…
Soumee
- 1,087
1
vote
1 answer
How to solve annuity problems?
Rachael deposits $3,600 into a retirement fund
each year. The fund earns 7.5% annual interest,
compounded monthly. If she opened her account
when she was 20 years old, how much will she have
by the time she’s 55? How much of that amount was
interest…
R.Temur
- 415