300.88% is the change from 228 to 914
Calculation steps:
[( 914 - 228 ) ÷ 228] x 100 = 300.88%
Formula
Percentage change = [(914 - 228) / 228] x 100
Subtract the new number by the original number
914 - 228 = 686
686 ÷ 228 = 3.008771929824561
3.008771929824561 x 100 = 300.88%