-50% is the change from 584 to 292
Calculation steps:
[( 292 - 584 ) ÷ 584] x 100 = -50%
Formula
Percentage change = [(292 - 584) / 584] x 100
Subtract the new number by the original number
292 - 584 = -292
-292 ÷ 584 = -0.5
-0.5 x 100 = -50%
Example