-96.99% is the change from 996 to 30
Calculation steps:
[( 30 - 996 ) ÷ 996] x 100 = -96.99%
Formula
Percentage change = [(30 - 996) / 996] x 100
Subtract the new number by the original number
30 - 996 = -966
-966 ÷ 996 = -0.9698795180722891
-0.9698795180722891 x 100 = -96.99%