-99.71% is the change from 700 to 2
Calculation steps:
[( 2 - 700 ) ÷ 700] x 100 = -99.71%
Formula
Percentage change = [(2 - 700) / 700] x 100
Subtract the new number by the original number
2 - 700 = -698
-698 ÷ 700 = -0.9971428571428571
-0.9971428571428571 x 100 = -99.71%