1313.33% is the change from 30 to 424
Calculation steps:
[( 424 - 30 ) ÷ 30] x 100 = 1313.33%
Formula
Percentage change = [(424 - 30) / 30] x 100
Subtract the new number by the original number
424 - 30 = 394
394 ÷ 30 = 13.133333333333333
13.133333333333333 x 100 = 1313.33%