-98.77% is the change from 568 to 7
Calculation steps:
[( 7 - 568 ) ÷ 568] x 100 = -98.77%
Formula
Percentage change = [(7 - 568) / 568] x 100
Subtract the new number by the original number
7 - 568 = -561
-561 ÷ 568 = -0.9876760563380281
-0.9876760563380281 x 100 = -98.77%