-82.86% is the change from 700 to 120
Calculation steps:
[( 120 - 700 ) ÷ 700] x 100 = -82.86%
Formula
Percentage change = [(120 - 700) / 700] x 100
Subtract the new number by the original number
120 - 700 = -580
-580 ÷ 700 = -0.8285714285714286
-0.8285714285714286 x 100 = -82.86%