-96.19% is the change from 210 to 8
Calculation steps:
[( 8 - 210 ) ÷ 210] x 100 = -96.19%
Formula
Percentage change = [(8 - 210) / 210] x 100
Subtract the new number by the original number
8 - 210 = -202
-202 ÷ 210 = -0.9619047619047619
-0.9619047619047619 x 100 = -96.19%