-20.35% is the change from 968 to 771
Calculation steps:
[( 771 - 968 ) ÷ 968] x 100 = -20.35%
Formula
Percentage change = [(771 - 968) / 968] x 100
Subtract the new number by the original number
771 - 968 = -197
-197 ÷ 968 = -0.20351239669421486
-0.20351239669421486 x 100 = -20.35%