-57.42% is the change from 728 to 310
Calculation steps:
[( 310 - 728 ) ÷ 728] x 100 = -57.42%
Formula
Percentage change = [(310 - 728) / 728] x 100
Subtract the new number by the original number
310 - 728 = -418
-418 ÷ 728 = -0.5741758241758241
-0.5741758241758241 x 100 = -57.42%