-82.71% is the change from 995 to 172
Calculation steps:
[( 172 - 995 ) ÷ 995] x 100 = -82.71%
Formula
Percentage change = [(172 - 995) / 995] x 100
Subtract the new number by the original number
172 - 995 = -823
-823 ÷ 995 = -0.8271356783919598
-0.8271356783919598 x 100 = -82.71%