8350% is the change from 8 to 676
Calculation steps:
[( 676 - 8 ) ÷ 8] x 100 = 8350%
Formula
Percentage change = [(676 - 8) / 8] x 100
Subtract the new number by the original number
676 - 8 = 668
668 ÷ 8 = 83.5
83.5 x 100 = 8350%
Example