-8.88% is the change from 259 to 236
Calculation steps:
[( 236 - 259 ) ÷ 259] x 100 = -8.88%
Formula
Percentage change = [(236 - 259) / 259] x 100
Subtract the new number by the original number
236 - 259 = -23
-23 ÷ 259 = -0.0888030888030888
-0.0888030888030888 x 100 = -8.88%