51.02% is the change from 537 to 811
Calculation steps:
[( 811 - 537 ) ÷ 537] x 100 = 51.02%
Formula
Percentage change = [(811 - 537) / 537] x 100
Subtract the new number by the original number
811 - 537 = 274
274 ÷ 537 = 0.5102420856610801
0.5102420856610801 x 100 = 51.02%