-40.95% is the change from 923 to 545
Calculation steps:
[( 545 - 923 ) ÷ 923] x 100 = -40.95%
Formula
Percentage change = [(545 - 923) / 923] x 100
Subtract the new number by the original number
545 - 923 = -378
-378 ÷ 923 = -0.409534127843987
-0.409534127843987 x 100 = -40.95%