-54.27% is the change from 995 to 455
Calculation steps:
[( 455 - 995 ) ÷ 995] x 100 = -54.27%
Formula
Percentage change = [(455 - 995) / 995] x 100
Subtract the new number by the original number
455 - 995 = -540
-540 ÷ 995 = -0.542713567839196
-0.542713567839196 x 100 = -54.27%