-28.83% is the change from 437 to 311
Calculation steps:
[( 311 - 437 ) ÷ 437] x 100 = -28.83%
Formula
Percentage change = [(311 - 437) / 437] x 100
Subtract the new number by the original number
311 - 437 = -126
-126 ÷ 437 = -0.28832951945080093
-0.28832951945080093 x 100 = -28.83%