361.16% is the change from 121 to 558
Calculation steps:
[( 558 - 121 ) ÷ 121] x 100 = 361.16%
Formula
Percentage change = [(558 - 121) / 121] x 100
Subtract the new number by the original number
558 - 121 = 437
437 ÷ 121 = 3.6115702479338845
3.6115702479338845 x 100 = 361.16%