-48.21% is the change from 838 to 434
Calculation steps:
[( 434 - 838 ) ÷ 838] x 100 = -48.21%
Formula
Percentage change = [(434 - 838) / 838] x 100
Subtract the new number by the original number
434 - 838 = -404
-404 ÷ 838 = -0.4821002386634845
-0.4821002386634845 x 100 = -48.21%