-98.83% is the change from 598 to 7
Calculation steps:
[( 7 - 598 ) ÷ 598] x 100 = -98.83%
Formula
Percentage change = [(7 - 598) / 598] x 100
Subtract the new number by the original number
7 - 598 = -591
-591 ÷ 598 = -0.9882943143812709
-0.9882943143812709 x 100 = -98.83%