1435.9% is the change from 39 to 599
Calculation steps:
[( 599 - 39 ) ÷ 39] x 100 = 1435.9%
Formula
Percentage change = [(599 - 39) / 39] x 100
Subtract the new number by the original number
599 - 39 = 560
560 ÷ 39 = 14.35897435897436
14.35897435897436 x 100 = 1435.9%