-36.87% is the change from 339 to 214
Calculation steps:
[( 214 - 339 ) ÷ 339] x 100 = -36.87%
Formula
Percentage change = [(214 - 339) / 339] x 100
Subtract the new number by the original number
214 - 339 = -125
-125 ÷ 339 = -0.3687315634218289
-0.3687315634218289 x 100 = -36.87%