-68.07% is the change from 808 to 258
Calculation steps:
[( 258 - 808 ) ÷ 808] x 100 = -68.07%
Formula
Percentage change = [(258 - 808) / 808] x 100
Subtract the new number by the original number
258 - 808 = -550
-550 ÷ 808 = -0.6806930693069307
-0.6806930693069307 x 100 = -68.07%