5612.5% is the change from 8 to 457
Calculation steps:
[( 457 - 8 ) ÷ 8] x 100 = 5612.5%
Formula
Percentage change = [(457 - 8) / 8] x 100
Subtract the new number by the original number
457 - 8 = 449
449 ÷ 8 = 56.125
56.125 x 100 = 5612.5%
Example