6812.5% is the change from 8 to 553
Calculation steps:
[( 553 - 8 ) ÷ 8] x 100 = 6812.5%
Formula
Percentage change = [(553 - 8) / 8] x 100
Subtract the new number by the original number
553 - 8 = 545
545 ÷ 8 = 68.125
68.125 x 100 = 6812.5%
Example