-39.39% is the change from 429 to 260
Calculation steps:
[( 260 - 429 ) ÷ 429] x 100 = -39.39%
Formula
Percentage change = [(260 - 429) / 429] x 100
Subtract the new number by the original number
260 - 429 = -169
-169 ÷ 429 = -0.3939393939393939
-0.3939393939393939 x 100 = -39.39%