20.57% is the change from 209 to 252
Calculation steps:
[( 252 - 209 ) ÷ 209] x 100 = 20.57%
Formula
Percentage change = [(252 - 209) / 209] x 100
Subtract the new number by the original number
252 - 209 = 43
43 ÷ 209 = 0.20574162679425836
0.20574162679425836 x 100 = 20.57%