51.22% is the change from 531 to 803
Calculation steps:
[( 803 - 531 ) ÷ 531] x 100 = 51.22%
Formula
Percentage change = [(803 - 531) / 531] x 100
Subtract the new number by the original number
803 - 531 = 272
272 ÷ 531 = 0.512241054613936
0.512241054613936 x 100 = 51.22%