-48.66% is the change from 972 to 499
Calculation steps:
[( 499 - 972 ) ÷ 972] x 100 = -48.66%
Formula
Percentage change = [(499 - 972) / 972] x 100
Subtract the new number by the original number
499 - 972 = -473
-473 ÷ 972 = -0.48662551440329216
-0.48662551440329216 x 100 = -48.66%