-81.99% is the change from 794 to 143
Calculation steps:
[( 143 - 794 ) ÷ 794] x 100 = -81.99%
Formula
Percentage change = [(143 - 794) / 794] x 100
Subtract the new number by the original number
143 - 794 = -651
-651 ÷ 794 = -0.8198992443324937
-0.8198992443324937 x 100 = -81.99%