120.51% is the change from 39 to 86
Calculation steps:
[( 86 - 39 ) ÷ 39] x 100 = 120.51%
Formula
Percentage change = [(86 - 39) / 39] x 100
Subtract the new number by the original number
86 - 39 = 47
47 ÷ 39 = 1.205128205128205
1.205128205128205 x 100 = 120.51%