-49.95% is the change from 955 to 478
Calculation steps:
[( 478 - 955 ) ÷ 955] x 100 = -49.95%
Formula
Percentage change = [(478 - 955) / 955] x 100
Subtract the new number by the original number
478 - 955 = -477
-477 ÷ 955 = -0.49947643979057593
-0.49947643979057593 x 100 = -49.95%