-3.96% is the change from 455 to 437
Calculation steps:
[( 437 - 455 ) ÷ 455] x 100 = -3.96%
Formula
Percentage change = [(437 - 455) / 455] x 100
Subtract the new number by the original number
437 - 455 = -18
-18 ÷ 455 = -0.03956043956043956
-0.03956043956043956 x 100 = -3.96%