17.34% is the change from 173 to 203
Calculation steps:
[( 203 - 173 ) ÷ 173] x 100 = 17.34%
Formula
Percentage change = [(203 - 173) / 173] x 100
Subtract the new number by the original number
203 - 173 = 30
30 ÷ 173 = 0.17341040462427745
0.17341040462427745 x 100 = 17.34%