-25.87% is the change from 317 to 235
Calculation steps:
[( 235 - 317 ) ÷ 317] x 100 = -25.87%
Formula
Percentage change = [(235 - 317) / 317] x 100
Subtract the new number by the original number
235 - 317 = -82
-82 ÷ 317 = -0.2586750788643533
-0.2586750788643533 x 100 = -25.87%