-33.15% is the change from 181 to 121
Calculation steps:
[( 121 - 181 ) ÷ 181] x 100 = -33.15%
Formula
Percentage change = [(121 - 181) / 181] x 100
Subtract the new number by the original number
121 - 181 = -60
-60 ÷ 181 = -0.3314917127071823
-0.3314917127071823 x 100 = -33.15%