-6.06% is the change from 775 to 728
Calculation steps:
[( 728 - 775 ) ÷ 775] x 100 = -6.06%
Formula
Percentage change = [(728 - 775) / 775] x 100
Subtract the new number by the original number
728 - 775 = -47
-47 ÷ 775 = -0.06064516129032258
-0.06064516129032258 x 100 = -6.06%