319.3% is the change from 228 to 956
Calculation steps:
[( 956 - 228 ) ÷ 228] x 100 = 319.3%
Formula
Percentage change = [(956 - 228) / 228] x 100
Subtract the new number by the original number
956 - 228 = 728
728 ÷ 228 = 3.192982456140351
3.192982456140351 x 100 = 319.3%