-83.87% is the change from 806 to 130
Calculation steps:
[( 130 - 806 ) ÷ 806] x 100 = -83.87%
Formula
Percentage change = [(130 - 806) / 806] x 100
Subtract the new number by the original number
130 - 806 = -676
-676 ÷ 806 = -0.8387096774193549
-0.8387096774193549 x 100 = -83.87%