-99.15% is the change from 710 to 6
Calculation steps:
[( 6 - 710 ) ÷ 710] x 100 = -99.15%
Formula
Percentage change = [(6 - 710) / 710] x 100
Subtract the new number by the original number
6 - 710 = -704
-704 ÷ 710 = -0.9915492957746479
-0.9915492957746479 x 100 = -99.15%