-51.08% is the change from 975 to 477
Calculation steps:
[( 477 - 975 ) ÷ 975] x 100 = -51.08%
Formula
Percentage change = [(477 - 975) / 975] x 100
Subtract the new number by the original number
477 - 975 = -498
-498 ÷ 975 = -0.5107692307692308
-0.5107692307692308 x 100 = -51.08%