-87.97% is the change from 698 to 84
Calculation steps:
[( 84 - 698 ) ÷ 698] x 100 = -87.97%
Formula
Percentage change = [(84 - 698) / 698] x 100
Subtract the new number by the original number
84 - 698 = -614
-614 ÷ 698 = -0.8796561604584527
-0.8796561604584527 x 100 = -87.97%