312.28% is the change from 228 to 940
Calculation steps:
[( 940 - 228 ) ÷ 228] x 100 = 312.28%
Formula
Percentage change = [(940 - 228) / 228] x 100
Subtract the new number by the original number
940 - 228 = 712
712 ÷ 228 = 3.1228070175438596
3.1228070175438596 x 100 = 312.28%