-9.79% is the change from 766 to 691
Calculation steps:
[( 691 - 766 ) ÷ 766] x 100 = -9.79%
Formula
Percentage change = [(691 - 766) / 766] x 100
Subtract the new number by the original number
691 - 766 = -75
-75 ÷ 766 = -0.097911227154047
-0.097911227154047 x 100 = -9.79%