-82.17% is the change from 544 to 97
Calculation steps:
[( 97 - 544 ) ÷ 544] x 100 = -82.17%
Formula
Percentage change = [(97 - 544) / 544] x 100
Subtract the new number by the original number
97 - 544 = -447
-447 ÷ 544 = -0.8216911764705882
-0.8216911764705882 x 100 = -82.17%