-53.57% is the change from 728 to 338
Calculation steps:
[( 338 - 728 ) ÷ 728] x 100 = -53.57%
Formula
Percentage change = [(338 - 728) / 728] x 100
Subtract the new number by the original number
338 - 728 = -390
-390 ÷ 728 = -0.5357142857142857
-0.5357142857142857 x 100 = -53.57%