-88.54% is the change from 698 to 80
Calculation steps:
[( 80 - 698 ) ÷ 698] x 100 = -88.54%
Formula
Percentage change = [(80 - 698) / 698] x 100
Subtract the new number by the original number
80 - 698 = -618
-618 ÷ 698 = -0.8853868194842407
-0.8853868194842407 x 100 = -88.54%