54.37% is the change from 515 to 795
Calculation steps:
[( 795 - 515 ) ÷ 515] x 100 = 54.37%
Formula
Percentage change = [(795 - 515) / 515] x 100
Subtract the new number by the original number
795 - 515 = 280
280 ÷ 515 = 0.5436893203883495
0.5436893203883495 x 100 = 54.37%