-62.57% is the change from 839 to 314
Calculation steps:
[( 314 - 839 ) ÷ 839] x 100 = -62.57%
Formula
Percentage change = [(314 - 839) / 839] x 100
Subtract the new number by the original number
314 - 839 = -525
-525 ÷ 839 = -0.6257449344457687
-0.6257449344457687 x 100 = -62.57%