-20.87% is the change from 968 to 766
Calculation steps:
[( 766 - 968 ) ÷ 968] x 100 = -20.87%
Formula
Percentage change = [(766 - 968) / 968] x 100
Subtract the new number by the original number
766 - 968 = -202
-202 ÷ 968 = -0.20867768595041322
-0.20867768595041322 x 100 = -20.87%