81.82% is the change from 209 to 380
Calculation steps:
[( 380 - 209 ) ÷ 209] x 100 = 81.82%
Formula
Percentage change = [(380 - 209) / 209] x 100
Subtract the new number by the original number
380 - 209 = 171
171 ÷ 209 = 0.8181818181818182
0.8181818181818182 x 100 = 81.82%