2685.71% is the change from 28 to 780
Calculation steps:
[( 780 - 28 ) ÷ 28] x 100 = 2685.71%
Formula
Percentage change = [(780 - 28) / 28] x 100
Subtract the new number by the original number
780 - 28 = 752
752 ÷ 28 = 26.857142857142858
26.857142857142858 x 100 = 2685.71%