-95.78% is the change from 521 to 22
Calculation steps:
[( 22 - 521 ) ÷ 521] x 100 = -95.78%
Formula
Percentage change = [(22 - 521) / 521] x 100
Subtract the new number by the original number
22 - 521 = -499
-499 ÷ 521 = -0.9577735124760077
-0.9577735124760077 x 100 = -95.78%