-84.98% is the change from 486 to 73
Calculation steps:
[( 73 - 486 ) ÷ 486] x 100 = -84.98%
Formula
Percentage change = [(73 - 486) / 486] x 100
Subtract the new number by the original number
73 - 486 = -413
-413 ÷ 486 = -0.8497942386831275
-0.8497942386831275 x 100 = -84.98%