# Percent of Decrease: 100000 to 20000 {(100000-20000)/100000}x100=(?). 100000 to 20000 percent decrease provides the comprehensive information on how to find what is the percent of decrease from 100000 to 20000.

100000 to 20000 percent increase
(100000 - 20000)/100000 x 100 = (?)
= 80000/100000 x 100
= 80%
(100000 - 20000)/100000 x 100 = 80%
Hence,
the percent of decrease from 100000 to 20000 is 80%

where,
100000 is the base or reference quantity,
20000 is the relative or decreased quantity,
80000 is the difference between base and decreased quantity,
80% is the percent decrease.

## How-to: What is the percent of decrease from 100000 to 20000?

The result of difference between the reference quantity 100000 and decreased quantity 20000 divided by the reference quantity 100000, multiplied with 100 is the percent of decrease from 100000 to 20000. The below is the step-by-step work shows how to find what is the percent of decrease from 100000 to 20000 by using the mathematical formula. step 1 Observe the input parameters, values and what to be found:

Input values:
Base or reference value X = 100000
Decreased or relative value Y = 20000

What to be found:
Find the percent of decrease from 100000 to 20000.
(20000 - 100000)/60 x 100 = (?)%

step 2 Find the difference between reference quantity 100000 and decreased quantity 20000:
100000 - 20000 = 80000

step 3 Divide the difference 80000 by the reference quantity 100000, and multiply the result with 100:
80000/100000 x 100 = 80%

Hence,
80% is the percent of decrease from 100000 to 20000. 