-36.78% is the change from 677 to 428
Calculation steps:
[( 428 - 677 ) ÷ 677] x 100 = -36.78%
Formula
Percentage change = [(428 - 677) / 677] x 100
Subtract the new number by the original number
428 - 677 = -249
-249 ÷ 677 = -0.36779911373707536
-0.36779911373707536 x 100 = -36.78%