-50.63% is the change from 792 to 391
Calculation steps:
[( 391 - 792 ) ÷ 792] x 100 = -50.63%
Formula
Percentage change = [(391 - 792) / 792] x 100
Subtract the new number by the original number
391 - 792 = -401
-401 ÷ 792 = -0.5063131313131313
-0.5063131313131313 x 100 = -50.63%