320.61% is the change from 228 to 959
Calculation steps:
[( 959 - 228 ) ÷ 228] x 100 = 320.61%
Formula
Percentage change = [(959 - 228) / 228] x 100
Subtract the new number by the original number
959 - 228 = 731
731 ÷ 228 = 3.206140350877193
3.206140350877193 x 100 = 320.61%