-50.26% is the change from 766 to 381
Calculation steps:
[( 381 - 766 ) ÷ 766] x 100 = -50.26%
Formula
Percentage change = [(381 - 766) / 766] x 100
Subtract the new number by the original number
381 - 766 = -385
-385 ÷ 766 = -0.5026109660574413
-0.5026109660574413 x 100 = -50.26%