-3.02% is the change from 265 to 257
Calculation steps:
[( 257 - 265 ) ÷ 265] x 100 = -3.02%
Formula
Percentage change = [(257 - 265) / 265] x 100
Subtract the new number by the original number
257 - 265 = -8
-8 ÷ 265 = -0.03018867924528302
-0.03018867924528302 x 100 = -3.02%