-98.84% is the change from 606 to 7
Calculation steps:
[( 7 - 606 ) ÷ 606] x 100 = -98.84%
Formula
Percentage change = [(7 - 606) / 606] x 100
Subtract the new number by the original number
7 - 606 = -599
-599 ÷ 606 = -0.9884488448844885
-0.9884488448844885 x 100 = -98.84%