540.48% is the change from 84 to 538
Calculation steps:
[( 538 - 84 ) ÷ 84] x 100 = 540.48%
Formula
Percentage change = [(538 - 84) / 84] x 100
Subtract the new number by the original number
538 - 84 = 454
454 ÷ 84 = 5.404761904761905
5.404761904761905 x 100 = 540.48%