-84.79% is the change from 677 to 103
Calculation steps:
[( 103 - 677 ) ÷ 677] x 100 = -84.79%
Formula
Percentage change = [(103 - 677) / 677] x 100
Subtract the new number by the original number
103 - 677 = -574
-574 ÷ 677 = -0.8478581979320532
-0.8478581979320532 x 100 = -84.79%