-35.76% is the change from 839 to 539
Calculation steps:
[( 539 - 839 ) ÷ 839] x 100 = -35.76%
Formula
Percentage change = [(539 - 839) / 839] x 100
Subtract the new number by the original number
539 - 839 = -300
-300 ÷ 839 = -0.3575685339690107
-0.3575685339690107 x 100 = -35.76%