509.92% is the change from 121 to 738
Calculation steps:
[( 738 - 121 ) ÷ 121] x 100 = 509.92%
Formula
Percentage change = [(738 - 121) / 121] x 100
Subtract the new number by the original number
738 - 121 = 617
617 ÷ 121 = 5.099173553719008
5.099173553719008 x 100 = 509.92%