-86.3% is the change from 533 to 73
Calculation steps:
[( 73 - 533 ) ÷ 533] x 100 = -86.3%
Formula
Percentage change = [(73 - 533) / 533] x 100
Subtract the new number by the original number
73 - 533 = -460
-460 ÷ 533 = -0.8630393996247655
-0.8630393996247655 x 100 = -86.3%