514.46% is the change from 83 to 510
Calculation steps:
[( 510 - 83 ) ÷ 83] x 100 = 514.46%
Formula
Percentage change = [(510 - 83) / 83] x 100
Subtract the new number by the original number
510 - 83 = 427
427 ÷ 83 = 5.144578313253012
5.144578313253012 x 100 = 514.46%