-29.68% is the change from 775 to 545
Calculation steps:
[( 545 - 775 ) ÷ 775] x 100 = -29.68%
Formula
Percentage change = [(545 - 775) / 775] x 100
Subtract the new number by the original number
545 - 775 = -230
-230 ÷ 775 = -0.2967741935483871
-0.2967741935483871 x 100 = -29.68%