542.11% is the change from 19 to 122
Calculation steps:
[( 122 - 19 ) ÷ 19] x 100 = 542.11%
Formula
Percentage change = [(122 - 19) / 19] x 100
Subtract the new number by the original number
122 - 19 = 103
103 ÷ 19 = 5.421052631578948
5.421052631578948 x 100 = 542.11%