-71.88% is the change from 512 to 144
Calculation steps:
[( 144 - 512 ) ÷ 512] x 100 = -71.88%
Formula
Percentage change = [(144 - 512) / 512] x 100
Subtract the new number by the original number
144 - 512 = -368
-368 ÷ 512 = -0.71875
-0.71875 x 100 = -71.88%