-20.5% is the change from 727 to 578
Calculation steps:
[( 578 - 727 ) ÷ 727] x 100 = -20.5%
Formula
Percentage change = [(578 - 727) / 727] x 100
Subtract the new number by the original number
578 - 727 = -149
-149 ÷ 727 = -0.20495185694635487
-0.20495185694635487 x 100 = -20.5%