65.55% is the change from 209 to 346
Calculation steps:
[( 346 - 209 ) ÷ 209] x 100 = 65.55%
Formula
Percentage change = [(346 - 209) / 209] x 100
Subtract the new number by the original number
346 - 209 = 137
137 ÷ 209 = 0.6555023923444976
0.6555023923444976 x 100 = 65.55%