Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%?

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Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%?

voodoopenguin Offline

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#11

02-20-2018, 10:10 PM

For the same reason when the temperature rises from 5C to 10C some people say the temperature has doubled.

Paul

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Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by Dennis S - 02-20-2018, 05:20 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by billb - 02-20-2018, 05:21 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by rjmacs - 02-20-2018, 05:22 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by M A V I C - 02-20-2018, 05:26 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by WHiiP - 02-20-2018, 05:36 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by Lux Interior - 02-20-2018, 05:49 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by cbelt3 - 02-20-2018, 06:10 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by rz - 02-20-2018, 06:27 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by JoeH - 02-20-2018, 06:34 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by N-OS X-tasy! - 02-20-2018, 07:53 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by voodoopenguin - 02-20-2018, 10:10 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by N-OS X-tasy! - 02-20-2018, 11:22 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by freeradical - 02-20-2018, 11:43 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by N-OS X-tasy! - 02-20-2018, 11:50 PM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by Dennis S - 02-21-2018, 12:12 AM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by space-time - 02-21-2018, 01:24 AM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by freeradical - 02-21-2018, 01:51 AM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by N-OS X-tasy! - 02-21-2018, 02:03 AM

Re: Why do people call a decrease of 40% to 20% a decrease of 20% instead of 50%? - by anonymouse1 - 02-21-2018, 03:32 AM

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