-16.72% is the change from 317 to 264
Calculation steps:
[( 264 - 317 ) ÷ 317] x 100 = -16.72%
Formula
Percentage change = [(264 - 317) / 317] x 100
Subtract the new number by the original number
264 - 317 = -53
-53 ÷ 317 = -0.167192429022082
-0.167192429022082 x 100 = -16.72%