-43.38% is the change from 438 to 248
Calculation steps:
[( 248 - 438 ) ÷ 438] x 100 = -43.38%
Formula
Percentage change = [(248 - 438) / 438] x 100
Subtract the new number by the original number
248 - 438 = -190
-190 ÷ 438 = -0.4337899543378995
-0.4337899543378995 x 100 = -43.38%