107.23% is the change from 83 to 172
Calculation steps:
[( 172 - 83 ) ÷ 83] x 100 = 107.23%
Formula
Percentage change = [(172 - 83) / 83] x 100
Subtract the new number by the original number
172 - 83 = 89
89 ÷ 83 = 1.072289156626506
1.072289156626506 x 100 = 107.23%