-49.65% is the change from 143 to 72
Calculation steps:
[( 72 - 143 ) ÷ 143] x 100 = -49.65%
Formula
Percentage change = [(72 - 143) / 143] x 100
Subtract the new number by the original number
72 - 143 = -71
-71 ÷ 143 = -0.4965034965034965
-0.4965034965034965 x 100 = -49.65%