1279.49% is the change from 39 to 538
Calculation steps:
[( 538 - 39 ) ÷ 39] x 100 = 1279.49%
Formula
Percentage change = [(538 - 39) / 39] x 100
Subtract the new number by the original number
538 - 39 = 499
499 ÷ 39 = 12.794871794871796
12.794871794871796 x 100 = 1279.49%