20575% is the change from 4 to 827
Calculation steps:
[( 827 - 4 ) ÷ 4] x 100 = 20575%
Formula
Percentage change = [(827 - 4) / 4] x 100
Subtract the new number by the original number
827 - 4 = 823
823 ÷ 4 = 205.75
205.75 x 100 = 20575%
Example