-40.11% is the change from 349 to 209
Calculation steps:
[( 209 - 349 ) ÷ 349] x 100 = -40.11%
Formula
Percentage change = [(209 - 349) / 349] x 100
Subtract the new number by the original number
209 - 349 = -140
-140 ÷ 349 = -0.40114613180515757
-0.40114613180515757 x 100 = -40.11%