-25.23% is the change from 222 to 166
Calculation steps:
[( 166 - 222 ) ÷ 222] x 100 = -25.23%
Formula
Percentage change = [(166 - 222) / 222] x 100
Subtract the new number by the original number
166 - 222 = -56
-56 ÷ 222 = -0.25225225225225223
-0.25225225225225223 x 100 = -25.23%