-51.39% is the change from 971 to 472
Calculation steps:
[( 472 - 971 ) ÷ 971] x 100 = -51.39%
Formula
Percentage change = [(472 - 971) / 971] x 100
Subtract the new number by the original number
472 - 971 = -499
-499 ÷ 971 = -0.513903192584964
-0.513903192584964 x 100 = -51.39%