32.37% is the change from 173 to 229
Calculation steps:
[( 229 - 173 ) ÷ 173] x 100 = 32.37%
Formula
Percentage change = [(229 - 173) / 173] x 100
Subtract the new number by the original number
229 - 173 = 56
56 ÷ 173 = 0.3236994219653179
0.3236994219653179 x 100 = 32.37%