-86% is the change from 657 to 92
Calculation steps:
[( 92 - 657 ) ÷ 657] x 100 = -86%
Formula
Percentage change = [(92 - 657) / 657] x 100
Subtract the new number by the original number
92 - 657 = -565
-565 ÷ 657 = -0.8599695585996956
-0.8599695585996956 x 100 = -86%