6.13% is the change from 506 to 537
Calculation steps:
[( 537 - 506 ) ÷ 506] x 100 = 6.13%
Formula
Percentage change = [(537 - 506) / 506] x 100
Subtract the new number by the original number
537 - 506 = 31
31 ÷ 506 = 0.06126482213438735
0.06126482213438735 x 100 = 6.13%