-88.03% is the change from 702 to 84
Calculation steps:
[( 84 - 702 ) ÷ 702] x 100 = -88.03%
Formula
Percentage change = [(84 - 702) / 702] x 100
Subtract the new number by the original number
84 - 702 = -618
-618 ÷ 702 = -0.8803418803418803
-0.8803418803418803 x 100 = -88.03%