-98.29% is the change from 586 to 10
Calculation steps:
[( 10 - 586 ) ÷ 586] x 100 = -98.29%
Formula
Percentage change = [(10 - 586) / 586] x 100
Subtract the new number by the original number
10 - 586 = -576
-576 ÷ 586 = -0.9829351535836177
-0.9829351535836177 x 100 = -98.29%