-18.47% is the change from 222 to 181
Calculation steps:
[( 181 - 222 ) ÷ 222] x 100 = -18.47%
Formula
Percentage change = [(181 - 222) / 222] x 100
Subtract the new number by the original number
181 - 222 = -41
-41 ÷ 222 = -0.18468468468468469
-0.18468468468468469 x 100 = -18.47%