-30.43% is the change from 677 to 471
Calculation steps:
[( 471 - 677 ) ÷ 677] x 100 = -30.43%
Formula
Percentage change = [(471 - 677) / 677] x 100
Subtract the new number by the original number
471 - 677 = -206
-206 ÷ 677 = -0.30428360413589367
-0.30428360413589367 x 100 = -30.43%