-48.51% is the change from 973 to 501
Calculation steps:
[( 501 - 973 ) ÷ 973] x 100 = -48.51%
Formula
Percentage change = [(501 - 973) / 973] x 100
Subtract the new number by the original number
501 - 973 = -472
-472 ÷ 973 = -0.4850976361767729
-0.4850976361767729 x 100 = -48.51%