97.69% is the change from 173 to 342
Calculation steps:
[( 342 - 173 ) ÷ 173] x 100 = 97.69%
Formula
Percentage change = [(342 - 173) / 173] x 100
Subtract the new number by the original number
342 - 173 = 169
169 ÷ 173 = 0.976878612716763
0.976878612716763 x 100 = 97.69%