-28.07% is the change from 228 to 164
Calculation steps:
[( 164 - 228 ) ÷ 228] x 100 = -28.07%
Formula
Percentage change = [(164 - 228) / 228] x 100
Subtract the new number by the original number
164 - 228 = -64
-64 ÷ 228 = -0.2807017543859649
-0.2807017543859649 x 100 = -28.07%