231.58% is the change from 228 to 756
Calculation steps:
[( 756 - 228 ) ÷ 228] x 100 = 231.58%
Formula
Percentage change = [(756 - 228) / 228] x 100
Subtract the new number by the original number
756 - 228 = 528
528 ÷ 228 = 2.3157894736842106
2.3157894736842106 x 100 = 231.58%