-47.95% is the change from 317 to 165
Calculation steps:
[( 165 - 317 ) ÷ 317] x 100 = -47.95%
Formula
Percentage change = [(165 - 317) / 317] x 100
Subtract the new number by the original number
165 - 317 = -152
-152 ÷ 317 = -0.4794952681388013
-0.4794952681388013 x 100 = -47.95%