-90.38% is the change from 582 to 56
Calculation steps:
[( 56 - 582 ) ÷ 582] x 100 = -90.38%
Formula
Percentage change = [(56 - 582) / 582] x 100
Subtract the new number by the original number
56 - 582 = -526
-526 ÷ 582 = -0.9037800687285223
-0.9037800687285223 x 100 = -90.38%