359.17% is the change from 120 to 551
Calculation steps:
[( 551 - 120 ) ÷ 120] x 100 = 359.17%
Formula
Percentage change = [(551 - 120) / 120] x 100
Subtract the new number by the original number
551 - 120 = 431
431 ÷ 120 = 3.591666666666667
3.591666666666667 x 100 = 359.17%