-80.81% is the change from 766 to 147
Calculation steps:
[( 147 - 766 ) ÷ 766] x 100 = -80.81%
Formula
Percentage change = [(147 - 766) / 766] x 100
Subtract the new number by the original number
147 - 766 = -619
-619 ÷ 766 = -0.8080939947780679
-0.8080939947780679 x 100 = -80.81%