-31.61% is the change from 775 to 530
Calculation steps:
[( 530 - 775 ) ÷ 775] x 100 = -31.61%
Formula
Percentage change = [(530 - 775) / 775] x 100
Subtract the new number by the original number
530 - 775 = -245
-245 ÷ 775 = -0.3161290322580645
-0.3161290322580645 x 100 = -31.61%