-81.49% is the change from 524 to 97
Calculation steps:
[( 97 - 524 ) ÷ 524] x 100 = -81.49%
Formula
Percentage change = [(97 - 524) / 524] x 100
Subtract the new number by the original number
97 - 524 = -427
-427 ÷ 524 = -0.8148854961832062
-0.8148854961832062 x 100 = -81.49%