-32.69% is the change from 156 to 105
Calculation steps:
[( 105 - 156 ) ÷ 156] x 100 = -32.69%
Formula
Percentage change = [(105 - 156) / 156] x 100
Subtract the new number by the original number
105 - 156 = -51
-51 ÷ 156 = -0.3269230769230769
-0.3269230769230769 x 100 = -32.69%