-53.3% is the change from 923 to 431
Calculation steps:
[( 431 - 923 ) ÷ 923] x 100 = -53.3%
Formula
Percentage change = [(431 - 923) / 923] x 100
Subtract the new number by the original number
431 - 923 = -492
-492 ÷ 923 = -0.5330444203683641
-0.5330444203683641 x 100 = -53.3%