-47.09% is the change from 928 to 491
Calculation steps:
[( 491 - 928 ) ÷ 928] x 100 = -47.09%
Formula
Percentage change = [(491 - 928) / 928] x 100
Subtract the new number by the original number
491 - 928 = -437
-437 ÷ 928 = -0.4709051724137931
-0.4709051724137931 x 100 = -47.09%