-59.71% is the change from 839 to 338
Calculation steps:
[( 338 - 839 ) ÷ 839] x 100 = -59.71%
Formula
Percentage change = [(338 - 839) / 839] x 100
Subtract the new number by the original number
338 - 839 = -501
-501 ÷ 839 = -0.5971394517282479
-0.5971394517282479 x 100 = -59.71%