248.21% is the change from 224 to 780
Calculation steps:
[( 780 - 224 ) ÷ 224] x 100 = 248.21%
Formula
Percentage change = [(780 - 224) / 224] x 100
Subtract the new number by the original number
780 - 224 = 556
556 ÷ 224 = 2.482142857142857
2.482142857142857 x 100 = 248.21%