-6.87% is the change from 582 to 542
Calculation steps:
[( 542 - 582 ) ÷ 582] x 100 = -6.87%
Formula
Percentage change = [(542 - 582) / 582] x 100
Subtract the new number by the original number
542 - 582 = -40
-40 ÷ 582 = -0.06872852233676977
-0.06872852233676977 x 100 = -6.87%