1469.23% is the change from 39 to 612
Calculation steps:
[( 612 - 39 ) ÷ 39] x 100 = 1469.23%
Formula
Percentage change = [(612 - 39) / 39] x 100
Subtract the new number by the original number
612 - 39 = 573
573 ÷ 39 = 14.692307692307692
14.692307692307692 x 100 = 1469.23%