-23.78% is the change from 677 to 516
Calculation steps:
[( 516 - 677 ) ÷ 677] x 100 = -23.78%
Formula
Percentage change = [(516 - 677) / 677] x 100
Subtract the new number by the original number
516 - 677 = -161
-161 ÷ 677 = -0.2378138847858198
-0.2378138847858198 x 100 = -23.78%