1363.33% is the change from 30 to 439
Calculation steps:
[( 439 - 30 ) ÷ 30] x 100 = 1363.33%
Formula
Percentage change = [(439 - 30) / 30] x 100
Subtract the new number by the original number
439 - 30 = 409
409 ÷ 30 = 13.633333333333333
13.633333333333333 x 100 = 1363.33%