-48.91% is the change from 781 to 399
Calculation steps:
[( 399 - 781 ) ÷ 781] x 100 = -48.91%
Formula
Percentage change = [(399 - 781) / 781] x 100
Subtract the new number by the original number
399 - 781 = -382
-382 ÷ 781 = -0.48911651728553135
-0.48911651728553135 x 100 = -48.91%