-57.93% is the change from 839 to 353
Calculation steps:
[( 353 - 839 ) ÷ 839] x 100 = -57.93%
Formula
Percentage change = [(353 - 839) / 839] x 100
Subtract the new number by the original number
353 - 839 = -486
-486 ÷ 839 = -0.5792610250297974
-0.5792610250297974 x 100 = -57.93%