-34.32% is the change from 437 to 287
Calculation steps:
[( 287 - 437 ) ÷ 437] x 100 = -34.32%
Formula
Percentage change = [(287 - 437) / 437] x 100
Subtract the new number by the original number
287 - 437 = -150
-150 ÷ 437 = -0.34324942791762014
-0.34324942791762014 x 100 = -34.32%