-82.69% is the change from 826 to 143
Calculation steps:
[( 143 - 826 ) ÷ 826] x 100 = -82.69%
Formula
Percentage change = [(143 - 826) / 826] x 100
Subtract the new number by the original number
143 - 826 = -683
-683 ÷ 826 = -0.8268765133171913
-0.8268765133171913 x 100 = -82.69%