-12.77% is the change from 188 to 164
Calculation steps:
[( 164 - 188 ) ÷ 188] x 100 = -12.77%
Formula
Percentage change = [(164 - 188) / 188] x 100
Subtract the new number by the original number
164 - 188 = -24
-24 ÷ 188 = -0.1276595744680851
-0.1276595744680851 x 100 = -12.77%