-23.53% is the change from 136 to 104
Calculation steps:
[( 104 - 136 ) ÷ 136] x 100 = -23.53%
Formula
Percentage change = [(104 - 136) / 136] x 100
Subtract the new number by the original number
104 - 136 = -32
-32 ÷ 136 = -0.23529411764705882
-0.23529411764705882 x 100 = -23.53%