-39.3% is the change from 430 to 261
Calculation steps:
[( 261 - 430 ) ÷ 430] x 100 = -39.3%
Formula
Percentage change = [(261 - 430) / 430] x 100
Subtract the new number by the original number
261 - 430 = -169
-169 ÷ 430 = -0.3930232558139535
-0.3930232558139535 x 100 = -39.3%