-50.05% is the change from 955 to 477
Calculation steps:
[( 477 - 955 ) ÷ 955] x 100 = -50.05%
Formula
Percentage change = [(477 - 955) / 955] x 100
Subtract the new number by the original number
477 - 955 = -478
-478 ÷ 955 = -0.5005235602094241
-0.5005235602094241 x 100 = -50.05%