-98.6% is the change from 712 to 10
Calculation steps:
[( 10 - 712 ) ÷ 712] x 100 = -98.6%
Formula
Percentage change = [(10 - 712) / 712] x 100
Subtract the new number by the original number
10 - 712 = -702
-702 ÷ 712 = -0.9859550561797753
-0.9859550561797753 x 100 = -98.6%