-50.36% is the change from 973 to 483
Calculation steps:
[( 483 - 973 ) ÷ 973] x 100 = -50.36%
Formula
Percentage change = [(483 - 973) / 973] x 100
Subtract the new number by the original number
483 - 973 = -490
-490 ÷ 973 = -0.5035971223021583
-0.5035971223021583 x 100 = -50.36%