-59.9% is the change from 995 to 399
Calculation steps:
[( 399 - 995 ) ÷ 995] x 100 = -59.9%
Formula
Percentage change = [(399 - 995) / 995] x 100
Subtract the new number by the original number
399 - 995 = -596
-596 ÷ 995 = -0.5989949748743718
-0.5989949748743718 x 100 = -59.9%