80.66% is the change from 517 to 934
Calculation steps:
[( 934 - 517 ) ÷ 517] x 100 = 80.66%
Formula
Percentage change = [(934 - 517) / 517] x 100
Subtract the new number by the original number
934 - 517 = 417
417 ÷ 517 = 0.8065764023210832
0.8065764023210832 x 100 = 80.66%