-33.57% is the change from 995 to 661
Calculation steps:
[( 661 - 995 ) ÷ 995] x 100 = -33.57%
Formula
Percentage change = [(661 - 995) / 995] x 100
Subtract the new number by the original number
661 - 995 = -334
-334 ÷ 995 = -0.335678391959799
-0.335678391959799 x 100 = -33.57%