-71.68% is the change from 505 to 143
Calculation steps:
[( 143 - 505 ) ÷ 505] x 100 = -71.68%
Formula
Percentage change = [(143 - 505) / 505] x 100
Subtract the new number by the original number
143 - 505 = -362
-362 ÷ 505 = -0.7168316831683168
-0.7168316831683168 x 100 = -71.68%