-82.07% is the change from 541 to 97
Calculation steps:
[( 97 - 541 ) ÷ 541] x 100 = -82.07%
Formula
Percentage change = [(97 - 541) / 541] x 100
Subtract the new number by the original number
97 - 541 = -444
-444 ÷ 541 = -0.8207024029574861
-0.8207024029574861 x 100 = -82.07%