-38.77% is the change from 423 to 259
Calculation steps:
[( 259 - 423 ) ÷ 423] x 100 = -38.77%
Formula
Percentage change = [(259 - 423) / 423] x 100
Subtract the new number by the original number
259 - 423 = -164
-164 ÷ 423 = -0.3877068557919622
-0.3877068557919622 x 100 = -38.77%