-97.46% is the change from 709 to 18
Calculation steps:
[( 18 - 709 ) ÷ 709] x 100 = -97.46%
Formula
Percentage change = [(18 - 709) / 709] x 100
Subtract the new number by the original number
18 - 709 = -691
-691 ÷ 709 = -0.9746121297602257
-0.9746121297602257 x 100 = -97.46%