-50.35% is the change from 995 to 494
Calculation steps:
[( 494 - 995 ) ÷ 995] x 100 = -50.35%
Formula
Percentage change = [(494 - 995) / 995] x 100
Subtract the new number by the original number
494 - 995 = -501
-501 ÷ 995 = -0.5035175879396985
-0.5035175879396985 x 100 = -50.35%