-51.96% is the change from 995 to 478
Calculation steps:
[( 478 - 995 ) ÷ 995] x 100 = -51.96%
Formula
Percentage change = [(478 - 995) / 995] x 100
Subtract the new number by the original number
478 - 995 = -517
-517 ÷ 995 = -0.5195979899497487
-0.5195979899497487 x 100 = -51.96%