-6.86% is the change from 437 to 407
Calculation steps:
[( 407 - 437 ) ÷ 437] x 100 = -6.86%
Formula
Percentage change = [(407 - 437) / 437] x 100
Subtract the new number by the original number
407 - 437 = -30
-30 ÷ 437 = -0.06864988558352403
-0.06864988558352403 x 100 = -6.86%