350% is the change from 122 to 549
Calculation steps:
[( 549 - 122 ) ÷ 122] x 100 = 350%
Formula
Percentage change = [(549 - 122) / 122] x 100
Subtract the new number by the original number
549 - 122 = 427
427 ÷ 122 = 3.5
3.5 x 100 = 350%
Example