-89.03% is the change from 766 to 84
Calculation steps:
[( 84 - 766 ) ÷ 766] x 100 = -89.03%
Formula
Percentage change = [(84 - 766) / 766] x 100
Subtract the new number by the original number
84 - 766 = -682
-682 ÷ 766 = -0.8903394255874674
-0.8903394255874674 x 100 = -89.03%