-54.72% is the change from 318 to 144
Calculation steps:
[( 144 - 318 ) ÷ 318] x 100 = -54.72%
Formula
Percentage change = [(144 - 318) / 318] x 100
Subtract the new number by the original number
144 - 318 = -174
-174 ÷ 318 = -0.5471698113207547
-0.5471698113207547 x 100 = -54.72%