-52.11% is the change from 497 to 238
Calculation steps:
[( 238 - 497 ) ÷ 497] x 100 = -52.11%
Formula
Percentage change = [(238 - 497) / 497] x 100
Subtract the new number by the original number
238 - 497 = -259
-259 ÷ 497 = -0.5211267605633803
-0.5211267605633803 x 100 = -52.11%