-75.15% is the change from 829 to 206
Calculation steps:
[( 206 - 829 ) ÷ 829] x 100 = -75.15%
Formula
Percentage change = [(206 - 829) / 829] x 100
Subtract the new number by the original number
206 - 829 = -623
-623 ÷ 829 = -0.7515078407720145
-0.7515078407720145 x 100 = -75.15%