269.64% is the change from 224 to 828
Calculation steps:
[( 828 - 224 ) ÷ 224] x 100 = 269.64%
Formula
Percentage change = [(828 - 224) / 224] x 100
Subtract the new number by the original number
828 - 224 = 604
604 ÷ 224 = 2.6964285714285716
2.6964285714285716 x 100 = 269.64%