-50.35% is the change from 288 to 143
Calculation steps:
[( 143 - 288 ) ÷ 288] x 100 = -50.35%
Formula
Percentage change = [(143 - 288) / 288] x 100
Subtract the new number by the original number
143 - 288 = -145
-145 ÷ 288 = -0.5034722222222222
-0.5034722222222222 x 100 = -50.35%