-4.19% is the change from 835 to 800
Calculation steps:
[( 800 - 835 ) ÷ 835] x 100 = -4.19%
Formula
Percentage change = [(800 - 835) / 835] x 100
Subtract the new number by the original number
800 - 835 = -35
-35 ÷ 835 = -0.041916167664670656
-0.041916167664670656 x 100 = -4.19%