21.39% is the change from 173 to 210
Calculation steps:
[( 210 - 173 ) ÷ 173] x 100 = 21.39%
Formula
Percentage change = [(210 - 173) / 173] x 100
Subtract the new number by the original number
210 - 173 = 37
37 ÷ 173 = 0.2138728323699422
0.2138728323699422 x 100 = 21.39%