-42.72% is the change from 927 to 531
Calculation steps:
[( 531 - 927 ) ÷ 927] x 100 = -42.72%
Formula
Percentage change = [(531 - 927) / 927] x 100
Subtract the new number by the original number
531 - 927 = -396
-396 ÷ 927 = -0.42718446601941745
-0.42718446601941745 x 100 = -42.72%