-50.91% is the change from 768 to 377
Calculation steps:
[( 377 - 768 ) ÷ 768] x 100 = -50.91%
Formula
Percentage change = [(377 - 768) / 768] x 100
Subtract the new number by the original number
377 - 768 = -391
-391 ÷ 768 = -0.5091145833333334
-0.5091145833333334 x 100 = -50.91%