-63.08% is the change from 390 to 144
Calculation steps:
[( 144 - 390 ) ÷ 390] x 100 = -63.08%
Formula
Percentage change = [(144 - 390) / 390] x 100
Subtract the new number by the original number
144 - 390 = -246
-246 ÷ 390 = -0.6307692307692307
-0.6307692307692307 x 100 = -63.08%