-50.74% is the change from 538 to 265
Calculation steps:
[( 265 - 538 ) ÷ 538] x 100 = -50.74%
Formula
Percentage change = [(265 - 538) / 538] x 100
Subtract the new number by the original number
265 - 538 = -273
-273 ÷ 538 = -0.5074349442379182
-0.5074349442379182 x 100 = -50.74%