-17.27% is the change from 411 to 340
Calculation steps:
[( 340 - 411 ) ÷ 411] x 100 = -17.27%
Formula
Percentage change = [(340 - 411) / 411] x 100
Subtract the new number by the original number
340 - 411 = -71
-71 ÷ 411 = -0.17274939172749393
-0.17274939172749393 x 100 = -17.27%