-53.35% is the change from 971 to 453
Calculation steps:
[( 453 - 971 ) ÷ 971] x 100 = -53.35%
Formula
Percentage change = [(453 - 971) / 971] x 100
Subtract the new number by the original number
453 - 971 = -518
-518 ÷ 971 = -0.533470648815654
-0.533470648815654 x 100 = -53.35%