-86.97% is the change from 936 to 122
Calculation steps:
[( 122 - 936 ) ÷ 936] x 100 = -86.97%
Formula
Percentage change = [(122 - 936) / 936] x 100
Subtract the new number by the original number
122 - 936 = -814
-814 ÷ 936 = -0.8696581196581197
-0.8696581196581197 x 100 = -86.97%