-21.16% is the change from 775 to 611
Calculation steps:
[( 611 - 775 ) ÷ 775] x 100 = -21.16%
Formula
Percentage change = [(611 - 775) / 775] x 100
Subtract the new number by the original number
611 - 775 = -164
-164 ÷ 775 = -0.21161290322580645
-0.21161290322580645 x 100 = -21.16%