-45.43% is the change from 438 to 239
Calculation steps:
[( 239 - 438 ) ÷ 438] x 100 = -45.43%
Formula
Percentage change = [(239 - 438) / 438] x 100
Subtract the new number by the original number
239 - 438 = -199
-199 ÷ 438 = -0.454337899543379
-0.454337899543379 x 100 = -45.43%