-35.58% is the change from 995 to 641
Calculation steps:
[( 641 - 995 ) ÷ 995] x 100 = -35.58%
Formula
Percentage change = [(641 - 995) / 995] x 100
Subtract the new number by the original number
641 - 995 = -354
-354 ÷ 995 = -0.35577889447236183
-0.35577889447236183 x 100 = -35.58%