-86.55% is the change from 766 to 103
Calculation steps:
[( 103 - 766 ) ÷ 766] x 100 = -86.55%
Formula
Percentage change = [(103 - 766) / 766] x 100
Subtract the new number by the original number
103 - 766 = -663
-663 ÷ 766 = -0.8655352480417755
-0.8655352480417755 x 100 = -86.55%