3144% is the change from 25 to 811
Calculation steps:
[( 811 - 25 ) ÷ 25] x 100 = 3144%
Formula
Percentage change = [(811 - 25) / 25] x 100
Subtract the new number by the original number
811 - 25 = 786
786 ÷ 25 = 31.44
31.44 x 100 = 3144%
Example