342.28% is the change from 123 to 544
Calculation steps:
[( 544 - 123 ) ÷ 123] x 100 = 342.28%
Formula
Percentage change = [(544 - 123) / 123] x 100
Subtract the new number by the original number
544 - 123 = 421
421 ÷ 123 = 3.4227642276422765
3.4227642276422765 x 100 = 342.28%