6462.5% is the change from 8 to 525
Calculation steps:
[( 525 - 8 ) ÷ 8] x 100 = 6462.5%
Formula
Percentage change = [(525 - 8) / 8] x 100
Subtract the new number by the original number
525 - 8 = 517
517 ÷ 8 = 64.625
64.625 x 100 = 6462.5%
Example