124.55% is the change from 224 to 503
Calculation steps:
[( 503 - 224 ) ÷ 224] x 100 = 124.55%
Formula
Percentage change = [(503 - 224) / 224] x 100
Subtract the new number by the original number
503 - 224 = 279
279 ÷ 224 = 1.2455357142857142
1.2455357142857142 x 100 = 124.55%