-99.58% is the change from 717 to 3
Calculation steps:
[( 3 - 717 ) ÷ 717] x 100 = -99.58%
Formula
Percentage change = [(3 - 717) / 717] x 100
Subtract the new number by the original number
3 - 717 = -714
-714 ÷ 717 = -0.99581589958159
-0.99581589958159 x 100 = -99.58%