-75.92% is the change from 677 to 163
Calculation steps:
[( 163 - 677 ) ÷ 677] x 100 = -75.92%
Formula
Percentage change = [(163 - 677) / 677] x 100
Subtract the new number by the original number
163 - 677 = -514
-514 ÷ 677 = -0.7592319054652881
-0.7592319054652881 x 100 = -75.92%