-53.74% is the change from 508 to 235
Calculation steps:
[( 235 - 508 ) ÷ 508] x 100 = -53.74%
Formula
Percentage change = [(235 - 508) / 508] x 100
Subtract the new number by the original number
235 - 508 = -273
-273 ÷ 508 = -0.5374015748031497
-0.5374015748031497 x 100 = -53.74%