-83.81% is the change from 562 to 91
Calculation steps:
[( 91 - 562 ) ÷ 562] x 100 = -83.81%
Formula
Percentage change = [(91 - 562) / 562] x 100
Subtract the new number by the original number
91 - 562 = -471
-471 ÷ 562 = -0.8380782918149466
-0.8380782918149466 x 100 = -83.81%
Example