-23.36% is the change from 214 to 164
Calculation steps:
[( 164 - 214 ) ÷ 214] x 100 = -23.36%
Formula
Percentage change = [(164 - 214) / 214] x 100
Subtract the new number by the original number
164 - 214 = -50
-50 ÷ 214 = -0.2336448598130841
-0.2336448598130841 x 100 = -23.36%