-19.44% is the change from 720 to 580
Calculation steps:
[( 580 - 720 ) ÷ 720] x 100 = -19.44%
Formula
Percentage change = [(580 - 720) / 720] x 100
Subtract the new number by the original number
580 - 720 = -140
-140 ÷ 720 = -0.19444444444444445
-0.19444444444444445 x 100 = -19.44%