-62.35% is the change from 842 to 317
Calculation steps:
[( 317 - 842 ) ÷ 842] x 100 = -62.35%
Formula
Percentage change = [(317 - 842) / 842] x 100
Subtract the new number by the original number
317 - 842 = -525
-525 ÷ 842 = -0.6235154394299287
-0.6235154394299287 x 100 = -62.35%