If you want to find P percent of an amount A, then
Some calculators will allow you to enter a "%" key after entering P, rather than entering divide by 100.
take any number and multilpy by 100
A conversion calculator converts different metrics into others. Inches to yards, fractions to percentages and so on.
The amounts of gases in the atmosphere are usually expressed as percentages to provide a clear and easily understandable representation of their relative abundance. Percentages allow for a straightforward comparison between different gases, highlighting their proportions in relation to the total atmospheric composition. This method also simplifies the communication of data, making it accessible to a wide audience, from scientists to the general public.
one method is to use a calculator
An online body fat calculator is provided at many websites. I recommend www.healthstatus.com/calculate/body-fat-percentage-calculator as they are free of charge.
if you have a fraction, like in a grade say you got 72/85 you would divide 72 by 85 and get 84%.
Calculator is a noun and doesn't have a past tense. Verbs have past tenses. The relevant verb for calculator is calculate. The teacher calculates our test percentages over the weekend. - present We calculated how much food we would need for the trip. - past
You can either use a calculator or a numerical method such as Newton-Raphson (for which you will require a calculator!)
maybe it means to use a calculator
calculator
Use the method of long division.
I recommend http://www.money-zine.com/Calculators/Retirement-Calculators/CSRS-Retirement-Calculator/ as a brilliant calculator for working out your retirement amount.