1293.33% is the change from 30 to 418
Calculation steps:
[( 418 - 30 ) ÷ 30] x 100 = 1293.33%
Formula
Percentage change = [(418 - 30) / 30] x 100
Subtract the new number by the original number
418 - 30 = 388
388 ÷ 30 = 12.933333333333334
12.933333333333334 x 100 = 1293.33%