-92.61% is the change from 839 to 62
Calculation steps:
[( 62 - 839 ) ÷ 839] x 100 = -92.61%
Formula
Percentage change = [(62 - 839) / 839] x 100
Subtract the new number by the original number
62 - 839 = -777
-777 ÷ 839 = -0.9261025029797377
-0.9261025029797377 x 100 = -92.61%