-7.22% is the change from 582 to 540
Calculation steps:
[( 540 - 582 ) ÷ 582] x 100 = -7.22%
Formula
Percentage change = [(540 - 582) / 582] x 100
Subtract the new number by the original number
540 - 582 = -42
-42 ÷ 582 = -0.07216494845360824
-0.07216494845360824 x 100 = -7.22%