93.09% is the change from 275 to 531
Calculation steps:
[( 531 - 275 ) ÷ 275] x 100 = 93.09%
Formula
Percentage change = [(531 - 275) / 275] x 100
Subtract the new number by the original number
531 - 275 = 256
256 ÷ 275 = 0.9309090909090909
0.9309090909090909 x 100 = 93.09%