-61.84% is the change from 857 to 327
Calculation steps:
[( 327 - 857 ) ÷ 857] x 100 = -61.84%
Formula
Percentage change = [(327 - 857) / 857] x 100
Subtract the new number by the original number
327 - 857 = -530
-530 ÷ 857 = -0.6184364060676779
-0.6184364060676779 x 100 = -61.84%