-32.78% is the change from 180 to 121
Calculation steps:
[( 121 - 180 ) ÷ 180] x 100 = -32.78%
Formula
Percentage change = [(121 - 180) / 180] x 100
Subtract the new number by the original number
121 - 180 = -59
-59 ÷ 180 = -0.3277777777777778
-0.3277777777777778 x 100 = -32.78%