-43.12% is the change from 923 to 525
Calculation steps:
[( 525 - 923 ) ÷ 923] x 100 = -43.12%
Formula
Percentage change = [(525 - 923) / 923] x 100
Subtract the new number by the original number
525 - 923 = -398
-398 ÷ 923 = -0.4312026002166847
-0.4312026002166847 x 100 = -43.12%