-61.03% is the change from 839 to 327
Calculation steps:
[( 327 - 839 ) ÷ 839] x 100 = -61.03%
Formula
Percentage change = [(327 - 839) / 839] x 100
Subtract the new number by the original number
327 - 839 = -512
-512 ÷ 839 = -0.6102502979737783
-0.6102502979737783 x 100 = -61.03%