124.45% is the change from 409 to 918
Calculation steps:
[( 918 - 409 ) ÷ 409] x 100 = 124.45%
Formula
Percentage change = [(918 - 409) / 409] x 100
Subtract the new number by the original number
918 - 409 = 509
509 ÷ 409 = 1.2444987775061125
1.2444987775061125 x 100 = 124.45%