8.85% is the change from 192 to 209
Calculation steps:
[( 209 - 192 ) ÷ 192] x 100 = 8.85%
Formula
Percentage change = [(209 - 192) / 192] x 100
Subtract the new number by the original number
209 - 192 = 17
17 ÷ 192 = 0.08854166666666667
0.08854166666666667 x 100 = 8.85%