51.84% is the change from 515 to 782
Calculation steps:
[( 782 - 515 ) ÷ 515] x 100 = 51.84%
Formula
Percentage change = [(782 - 515) / 515] x 100
Subtract the new number by the original number
782 - 515 = 267
267 ÷ 515 = 0.5184466019417475
0.5184466019417475 x 100 = 51.84%