-0.1% is the change from 995 to 994
Calculation steps:
[( 994 - 995 ) ÷ 995] x 100 = -0.1%
Formula
Percentage change = [(994 - 995) / 995] x 100
Subtract the new number by the original number
994 - 995 = -1
-1 ÷ 995 = -0.0010050251256281408
-0.0010050251256281408 x 100 = -0.1%