-76.84% is the change from 829 to 192
Calculation steps:
[( 192 - 829 ) ÷ 829] x 100 = -76.84%
Formula
Percentage change = [(192 - 829) / 829] x 100
Subtract the new number by the original number
192 - 829 = -637
-637 ÷ 829 = -0.7683956574185766
-0.7683956574185766 x 100 = -76.84%