-56.18% is the change from 931 to 408
Calculation steps:
[( 408 - 931 ) ÷ 931] x 100 = -56.18%
Formula
Percentage change = [(408 - 931) / 931] x 100
Subtract the new number by the original number
408 - 931 = -523
-523 ÷ 931 = -0.5617615467239527
-0.5617615467239527 x 100 = -56.18%