-48.92% is the change from 973 to 497
Calculation steps:
[( 497 - 973 ) ÷ 973] x 100 = -48.92%
Formula
Percentage change = [(497 - 973) / 973] x 100
Subtract the new number by the original number
497 - 973 = -476
-476 ÷ 973 = -0.4892086330935252
-0.4892086330935252 x 100 = -48.92%