-52.98% is the change from 923 to 434
Calculation steps:
[( 434 - 923 ) ÷ 923] x 100 = -52.98%
Formula
Percentage change = [(434 - 923) / 923] x 100
Subtract the new number by the original number
434 - 923 = -489
-489 ÷ 923 = -0.5297941495124594
-0.5297941495124594 x 100 = -52.98%