-73.02% is the change from 923 to 249
Calculation steps:
[( 249 - 923 ) ÷ 923] x 100 = -73.02%
Formula
Percentage change = [(249 - 923) / 923] x 100
Subtract the new number by the original number
249 - 923 = -674
-674 ÷ 923 = -0.7302275189599133
-0.7302275189599133 x 100 = -73.02%