How do you calculate percentage growth rate of a population?

Equation?How do you calculate percentage growth rate of a population?
if you are talking about ANNUAL % growth rate



if exisitng population at beging of year = Py0

and Population at end of year = Py1



growth rate (Gr) = (Py1 - Py0) / Py1



as a percentage = (Gr x 100)%
example (Population of 2007) - (Population of 2000) / (Population of 2007) = Annual Growth Rate

Annual Growth Rate * 100% = Percent Annual Growth

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How do you calculate percentage growth rate of a population?
If you are doing it by year:



[(PopulationThisYear - PopulationLastYear) / PopulationLastYear ] *100%
Make the # into a decimal and multiply Take the population of the country/place/world %26amp; make it a %.How do you calculate percentage growth rate of a population?
Measure all the phone books width this year. Then measure them all next year, and divide into each other.

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