-68.83% is the change from 677 to 211
Calculation steps:
[( 211 - 677 ) ÷ 677] x 100 = -68.83%
Formula
Percentage change = [(211 - 677) / 677] x 100
Subtract the new number by the original number
211 - 677 = -466
-466 ÷ 677 = -0.6883308714918759
-0.6883308714918759 x 100 = -68.83%