449.59% is the change from 123 to 676
Calculation steps:
[( 676 - 123 ) ÷ 123] x 100 = 449.59%
Formula
Percentage change = [(676 - 123) / 123] x 100
Subtract the new number by the original number
676 - 123 = 553
553 ÷ 123 = 4.495934959349594
4.495934959349594 x 100 = 449.59%