-58.2% is the change from 835 to 349
Calculation steps:
[( 349 - 835 ) ÷ 835] x 100 = -58.2%
Formula
Percentage change = [(349 - 835) / 835] x 100
Subtract the new number by the original number
349 - 835 = -486
-486 ÷ 835 = -0.5820359281437125
-0.5820359281437125 x 100 = -58.2%