-87.82% is the change from 197 to 24
Calculation steps:
[( 24 - 197 ) ÷ 197] x 100 = -87.82%
Formula
Percentage change = [(24 - 197) / 197] x 100
Subtract the new number by the original number
24 - 197 = -173
-173 ÷ 197 = -0.8781725888324873
-0.8781725888324873 x 100 = -87.82%