71.19% is the change from 302 to 517
Calculation steps:
[( 517 - 302 ) ÷ 302] x 100 = 71.19%
Formula
Percentage change = [(517 - 302) / 302] x 100
Subtract the new number by the original number
517 - 302 = 215
215 ÷ 302 = 0.7119205298013245
0.7119205298013245 x 100 = 71.19%