513.22% is the change from 121 to 742
Calculation steps:
[( 742 - 121 ) ÷ 121] x 100 = 513.22%
Formula
Percentage change = [(742 - 121) / 121] x 100
Subtract the new number by the original number
742 - 121 = 621
621 ÷ 121 = 5.132231404958677
5.132231404958677 x 100 = 513.22%