-87.18% is the change from 936 to 120
Calculation steps:
[( 120 - 936 ) ÷ 936] x 100 = -87.18%
Formula
Percentage change = [(120 - 936) / 936] x 100
Subtract the new number by the original number
120 - 936 = -816
-816 ÷ 936 = -0.8717948717948718
-0.8717948717948718 x 100 = -87.18%