-98.35% is the change from 605 to 10
Calculation steps:
[( 10 - 605 ) ÷ 605] x 100 = -98.35%
Formula
Percentage change = [(10 - 605) / 605] x 100
Subtract the new number by the original number
10 - 605 = -595
-595 ÷ 605 = -0.9834710743801653
-0.9834710743801653 x 100 = -98.35%