-90.42% is the change from 710 to 68
Calculation steps:
[( 68 - 710 ) ÷ 710] x 100 = -90.42%
Formula
Percentage change = [(68 - 710) / 710] x 100
Subtract the new number by the original number
68 - 710 = -642
-642 ÷ 710 = -0.9042253521126761
-0.9042253521126761 x 100 = -90.42%