-50.57% is the change from 973 to 481
Calculation steps:
[( 481 - 973 ) ÷ 973] x 100 = -50.57%
Formula
Percentage change = [(481 - 973) / 973] x 100
Subtract the new number by the original number
481 - 973 = -492
-492 ÷ 973 = -0.5056526207605344
-0.5056526207605344 x 100 = -50.57%