569.74% is the change from 76 to 509
Calculation steps:
[( 509 - 76 ) ÷ 76] x 100 = 569.74%
Formula
Percentage change = [(509 - 76) / 76] x 100
Subtract the new number by the original number
509 - 76 = 433
433 ÷ 76 = 5.697368421052632
5.697368421052632 x 100 = 569.74%