-53.99% is the change from 839 to 386
Calculation steps:
[( 386 - 839 ) ÷ 839] x 100 = -53.99%
Formula
Percentage change = [(386 - 839) / 839] x 100
Subtract the new number by the original number
386 - 839 = -453
-453 ÷ 839 = -0.5399284862932062
-0.5399284862932062 x 100 = -53.99%