-62.08% is the change from 836 to 317
Calculation steps:
[( 317 - 836 ) ÷ 836] x 100 = -62.08%
Formula
Percentage change = [(317 - 836) / 836] x 100
Subtract the new number by the original number
317 - 836 = -519
-519 ÷ 836 = -0.6208133971291866
-0.6208133971291866 x 100 = -62.08%