8712.5% is the change from 8 to 705
Calculation steps:
[( 705 - 8 ) ÷ 8] x 100 = 8712.5%
Formula
Percentage change = [(705 - 8) / 8] x 100
Subtract the new number by the original number
705 - 8 = 697
697 ÷ 8 = 87.125
87.125 x 100 = 8712.5%
Example