-19.74% is the change from 152 to 122
Calculation steps:
[( 122 - 152 ) ÷ 152] x 100 = -19.74%
Formula
Percentage change = [(122 - 152) / 152] x 100
Subtract the new number by the original number
122 - 152 = -30
-30 ÷ 152 = -0.19736842105263158
-0.19736842105263158 x 100 = -19.74%