112.82% is the change from 39 to 83
Calculation steps:
[( 83 - 39 ) ÷ 39] x 100 = 112.82%
Formula
Percentage change = [(83 - 39) / 39] x 100
Subtract the new number by the original number
83 - 39 = 44
44 ÷ 39 = 1.1282051282051282
1.1282051282051282 x 100 = 112.82%