-87.31% is the change from 906 to 115
Calculation steps:
[( 115 - 906 ) ÷ 906] x 100 = -87.31%
Formula
Percentage change = [(115 - 906) / 906] x 100
Subtract the new number by the original number
115 - 906 = -791
-791 ÷ 906 = -0.8730684326710817
-0.8730684326710817 x 100 = -87.31%