-75.99% is the change from 679 to 163
Calculation steps:
[( 163 - 679 ) ÷ 679] x 100 = -75.99%
Formula
Percentage change = [(163 - 679) / 679] x 100
Subtract the new number by the original number
163 - 679 = -516
-516 ÷ 679 = -0.759941089837997
-0.759941089837997 x 100 = -75.99%