-9.69% is the change from 258 to 233
Calculation steps:
[( 233 - 258 ) ÷ 258] x 100 = -9.69%
Formula
Percentage change = [(233 - 258) / 258] x 100
Subtract the new number by the original number
233 - 258 = -25
-25 ÷ 258 = -0.09689922480620156
-0.09689922480620156 x 100 = -9.69%