-53.72% is the change from 430 to 199
Calculation steps:
[( 199 - 430 ) ÷ 430] x 100 = -53.72%
Formula
Percentage change = [(199 - 430) / 430] x 100
Subtract the new number by the original number
199 - 430 = -231
-231 ÷ 430 = -0.5372093023255814
-0.5372093023255814 x 100 = -53.72%