-82.39% is the change from 829 to 146
Calculation steps:
[( 146 - 829 ) ÷ 829] x 100 = -82.39%
Formula
Percentage change = [(146 - 829) / 829] x 100
Subtract the new number by the original number
146 - 829 = -683
-683 ÷ 829 = -0.8238841978287093
-0.8238841978287093 x 100 = -82.39%