-51.28% is the change from 977 to 476
Calculation steps:
[( 476 - 977 ) ÷ 977] x 100 = -51.28%
Formula
Percentage change = [(476 - 977) / 977] x 100
Subtract the new number by the original number
476 - 977 = -501
-501 ÷ 977 = -0.5127942681678608
-0.5127942681678608 x 100 = -51.28%