-98.57% is the change from 699 to 10
Calculation steps:
[( 10 - 699 ) ÷ 699] x 100 = -98.57%
Formula
Percentage change = [(10 - 699) / 699] x 100
Subtract the new number by the original number
10 - 699 = -689
-689 ÷ 699 = -0.9856938483547926
-0.9856938483547926 x 100 = -98.57%