224.71% is the change from 255 to 828
Calculation steps:
[( 828 - 255 ) ÷ 255] x 100 = 224.71%
Formula
Percentage change = [(828 - 255) / 255] x 100
Subtract the new number by the original number
828 - 255 = 573
573 ÷ 255 = 2.2470588235294118
2.2470588235294118 x 100 = 224.71%