-13.25% is the change from 166 to 144
Calculation steps:
[( 144 - 166 ) ÷ 166] x 100 = -13.25%
Formula
Percentage change = [(144 - 166) / 166] x 100
Subtract the new number by the original number
144 - 166 = -22
-22 ÷ 166 = -0.13253012048192772
-0.13253012048192772 x 100 = -13.25%