-3.4% is the change from 265 to 256
Calculation steps:
[( 256 - 265 ) ÷ 265] x 100 = -3.4%
Formula
Percentage change = [(256 - 265) / 265] x 100
Subtract the new number by the original number
256 - 265 = -9
-9 ÷ 265 = -0.033962264150943396
-0.033962264150943396 x 100 = -3.4%