-71.86% is the change from 430 to 121
Calculation steps:
[( 121 - 430 ) ÷ 430] x 100 = -71.86%
Formula
Percentage change = [(121 - 430) / 430] x 100
Subtract the new number by the original number
121 - 430 = -309
-309 ÷ 430 = -0.7186046511627907
-0.7186046511627907 x 100 = -71.86%