-81.25% is the change from 768 to 144
Calculation steps:
[( 144 - 768 ) ÷ 768] x 100 = -81.25%
Formula
Percentage change = [(144 - 768) / 768] x 100
Subtract the new number by the original number
144 - 768 = -624
-624 ÷ 768 = -0.8125
-0.8125 x 100 = -81.25%