102.24% is the change from 223 to 451
Calculation steps:
[( 451 - 223 ) ÷ 223] x 100 = 102.24%
Formula
Percentage change = [(451 - 223) / 223] x 100
Subtract the new number by the original number
451 - 223 = 228
228 ÷ 223 = 1.0224215246636772
1.0224215246636772 x 100 = 102.24%