-51.38% is the change from 981 to 477
Calculation steps:
[( 477 - 981 ) ÷ 981] x 100 = -51.38%
Formula
Percentage change = [(477 - 981) / 981] x 100
Subtract the new number by the original number
477 - 981 = -504
-504 ÷ 981 = -0.5137614678899083
-0.5137614678899083 x 100 = -51.38%