-81.4% is the change from 769 to 143
Calculation steps:
[( 143 - 769 ) ÷ 769] x 100 = -81.4%
Formula
Percentage change = [(143 - 769) / 769] x 100
Subtract the new number by the original number
143 - 769 = -626
-626 ÷ 769 = -0.8140442132639792
-0.8140442132639792 x 100 = -81.4%