-82.78% is the change from 819 to 141
Calculation steps:
[( 141 - 819 ) ÷ 819] x 100 = -82.78%
Formula
Percentage change = [(141 - 819) / 819] x 100
Subtract the new number by the original number
141 - 819 = -678
-678 ÷ 819 = -0.8278388278388278
-0.8278388278388278 x 100 = -82.78%