-56.14% is the change from 928 to 407
Calculation steps:
[( 407 - 928 ) ÷ 928] x 100 = -56.14%
Formula
Percentage change = [(407 - 928) / 928] x 100
Subtract the new number by the original number
407 - 928 = -521
-521 ÷ 928 = -0.5614224137931034
-0.5614224137931034 x 100 = -56.14%