-99.13% is the change from 230 to 2
Calculation steps:
[( 2 - 230 ) ÷ 230] x 100 = -99.13%
Formula
Percentage change = [(2 - 230) / 230] x 100
Subtract the new number by the original number
2 - 230 = -228
-228 ÷ 230 = -0.991304347826087
-0.991304347826087 x 100 = -99.13%