-88.76% is the change from 712 to 80
Calculation steps:
[( 80 - 712 ) ÷ 712] x 100 = -88.76%
Formula
Percentage change = [(80 - 712) / 712] x 100
Subtract the new number by the original number
80 - 712 = -632
-632 ÷ 712 = -0.8876404494382022
-0.8876404494382022 x 100 = -88.76%