19.65% is the change from 173 to 207
Calculation steps:
[( 207 - 173 ) ÷ 173] x 100 = 19.65%
Formula
Percentage change = [(207 - 173) / 173] x 100
Subtract the new number by the original number
207 - 173 = 34
34 ÷ 173 = 0.19653179190751446
0.19653179190751446 x 100 = 19.65%