73.68% is the change from 228 to 396
Calculation steps:
[( 396 - 228 ) ÷ 228] x 100 = 73.68%
Formula
Percentage change = [(396 - 228) / 228] x 100
Subtract the new number by the original number
396 - 228 = 168
168 ÷ 228 = 0.7368421052631579
0.7368421052631579 x 100 = 73.68%