-64.86% is the change from 902 to 317
Calculation steps:
[( 317 - 902 ) ÷ 902] x 100 = -64.86%
Formula
Percentage change = [(317 - 902) / 902] x 100
Subtract the new number by the original number
317 - 902 = -585
-585 ÷ 902 = -0.6485587583148559
-0.6485587583148559 x 100 = -64.86%