107.23% is the change from 166 to 344
Calculation steps:
[( 344 - 166 ) ÷ 166] x 100 = 107.23%
Formula
Percentage change = [(344 - 166) / 166] x 100
Subtract the new number by the original number
344 - 166 = 178
178 ÷ 166 = 1.072289156626506
1.072289156626506 x 100 = 107.23%