-68.69% is the change from 824 to 258
Calculation steps:
[( 258 - 824 ) ÷ 824] x 100 = -68.69%
Formula
Percentage change = [(258 - 824) / 824] x 100
Subtract the new number by the original number
258 - 824 = -566
-566 ÷ 824 = -0.6868932038834952
-0.6868932038834952 x 100 = -68.69%