-96.91% is the change from 259 to 8
Calculation steps:
[( 8 - 259 ) ÷ 259] x 100 = -96.91%
Formula
Percentage change = [(8 - 259) / 259] x 100
Subtract the new number by the original number
8 - 259 = -251
-251 ÷ 259 = -0.9691119691119691
-0.9691119691119691 x 100 = -96.91%