-4.22% is the change from 830 to 795
Calculation steps:
[( 795 - 830 ) ÷ 830] x 100 = -4.22%
Formula
Percentage change = [(795 - 830) / 830] x 100
Subtract the new number by the original number
795 - 830 = -35
-35 ÷ 830 = -0.04216867469879518
-0.04216867469879518 x 100 = -4.22%