-71.81% is the change from 259 to 73
Calculation steps:
[( 73 - 259 ) ÷ 259] x 100 = -71.81%
Formula
Percentage change = [(73 - 259) / 259] x 100
Subtract the new number by the original number
73 - 259 = -186
-186 ÷ 259 = -0.7181467181467182
-0.7181467181467182 x 100 = -71.81%