512.4% is the change from 121 to 741
Calculation steps:
[( 741 - 121 ) ÷ 121] x 100 = 512.4%
Formula
Percentage change = [(741 - 121) / 121] x 100
Subtract the new number by the original number
741 - 121 = 620
620 ÷ 121 = 5.12396694214876
5.12396694214876 x 100 = 512.4%