-75% is the change from 584 to 146
Calculation steps:
[( 146 - 584 ) ÷ 584] x 100 = -75%
Formula
Percentage change = [(146 - 584) / 584] x 100
Subtract the new number by the original number
146 - 584 = -438
-438 ÷ 584 = -0.75
-0.75 x 100 = -75%
Example