-98.99% is the change from 995 to 10
Calculation steps:
[( 10 - 995 ) ÷ 995] x 100 = -98.99%
Formula
Percentage change = [(10 - 995) / 995] x 100
Subtract the new number by the original number
10 - 995 = -985
-985 ÷ 995 = -0.9899497487437185
-0.9899497487437185 x 100 = -98.99%