48.72% is the change from 39 to 58
Calculation steps:
[( 58 - 39 ) ÷ 39] x 100 = 48.72%
Formula
Percentage change = [(58 - 39) / 39] x 100
Subtract the new number by the original number
58 - 39 = 19
19 ÷ 39 = 0.48717948717948717
0.48717948717948717 x 100 = 48.72%