-57.68% is the change from 924 to 391
Calculation steps:
[( 391 - 924 ) ÷ 924] x 100 = -57.68%
Formula
Percentage change = [(391 - 924) / 924] x 100
Subtract the new number by the original number
391 - 924 = -533
-533 ÷ 924 = -0.5768398268398268
-0.5768398268398268 x 100 = -57.68%