109.76% is the change from 164 to 344
Calculation steps:
[( 344 - 164 ) ÷ 164] x 100 = 109.76%
Formula
Percentage change = [(344 - 164) / 164] x 100
Subtract the new number by the original number
344 - 164 = 180
180 ÷ 164 = 1.0975609756097562
1.0975609756097562 x 100 = 109.76%