221.93% is the change from 228 to 734
Calculation steps:
[( 734 - 228 ) ÷ 228] x 100 = 221.93%
Formula
Percentage change = [(734 - 228) / 228] x 100
Subtract the new number by the original number
734 - 228 = 506
506 ÷ 228 = 2.219298245614035
2.219298245614035 x 100 = 221.93%