-18.12% is the change from 414 to 339
Calculation steps:
[( 339 - 414 ) ÷ 414] x 100 = -18.12%
Formula
Percentage change = [(339 - 414) / 414] x 100
Subtract the new number by the original number
339 - 414 = -75
-75 ÷ 414 = -0.18115942028985507
-0.18115942028985507 x 100 = -18.12%