591.03% is the change from 78 to 539
Calculation steps:
[( 539 - 78 ) ÷ 78] x 100 = 591.03%
Formula
Percentage change = [(539 - 78) / 78] x 100
Subtract the new number by the original number
539 - 78 = 461
461 ÷ 78 = 5.910256410256411
5.910256410256411 x 100 = 591.03%