7.18% is the change from 515 to 552
Calculation steps:
[( 552 - 515 ) ÷ 515] x 100 = 7.18%
Formula
Percentage change = [(552 - 515) / 515] x 100
Subtract the new number by the original number
552 - 515 = 37
37 ÷ 515 = 0.07184466019417475
0.07184466019417475 x 100 = 7.18%