-84.86% is the change from 806 to 122
Calculation steps:
[( 122 - 806 ) ÷ 806] x 100 = -84.86%
Formula
Percentage change = [(122 - 806) / 806] x 100
Subtract the new number by the original number
122 - 806 = -684
-684 ÷ 806 = -0.8486352357320099
-0.8486352357320099 x 100 = -84.86%