21.89% is the change from 169 to 206
Calculation steps:
[( 206 - 169 ) ÷ 169] x 100 = 21.89%
Formula
Percentage change = [(206 - 169) / 169] x 100
Subtract the new number by the original number
206 - 169 = 37
37 ÷ 169 = 0.21893491124260356
0.21893491124260356 x 100 = 21.89%