8612.5% is the change from 8 to 697
Calculation steps:
[( 697 - 8 ) ÷ 8] x 100 = 8612.5%
Formula
Percentage change = [(697 - 8) / 8] x 100
Subtract the new number by the original number
697 - 8 = 689
689 ÷ 8 = 86.125
86.125 x 100 = 8612.5%
Example