100.44% is the change from 228 to 457
Calculation steps:
[( 457 - 228 ) ÷ 228] x 100 = 100.44%
Formula
Percentage change = [(457 - 228) / 228] x 100
Subtract the new number by the original number
457 - 228 = 229
229 ÷ 228 = 1.0043859649122806
1.0043859649122806 x 100 = 100.44%