19.08% is the change from 173 to 206
Calculation steps:
[( 206 - 173 ) ÷ 173] x 100 = 19.08%
Formula
Percentage change = [(206 - 173) / 173] x 100
Subtract the new number by the original number
206 - 173 = 33
33 ÷ 173 = 0.1907514450867052
0.1907514450867052 x 100 = 19.08%