1814.81% is the change from 27 to 517
Calculation steps:
[( 517 - 27 ) ÷ 27] x 100 = 1814.81%
Formula
Percentage change = [(517 - 27) / 27] x 100
Subtract the new number by the original number
517 - 27 = 490
490 ÷ 27 = 18.14814814814815
18.14814814814815 x 100 = 1814.81%