-48.71% is the change from 930 to 477
Calculation steps:
[( 477 - 930 ) ÷ 930] x 100 = -48.71%
Formula
Percentage change = [(477 - 930) / 930] x 100
Subtract the new number by the original number
477 - 930 = -453
-453 ÷ 930 = -0.4870967741935484
-0.4870967741935484 x 100 = -48.71%