-51.03% is the change from 974 to 477
Calculation steps:
[( 477 - 974 ) ÷ 974] x 100 = -51.03%
Formula
Percentage change = [(477 - 974) / 974] x 100
Subtract the new number by the original number
477 - 974 = -497
-497 ÷ 974 = -0.5102669404517454
-0.5102669404517454 x 100 = -51.03%