-88.33% is the change from 437 to 51
Calculation steps:
[( 51 - 437 ) ÷ 437] x 100 = -88.33%
Formula
Percentage change = [(51 - 437) / 437] x 100
Subtract the new number by the original number
51 - 437 = -386
-386 ÷ 437 = -0.8832951945080092
-0.8832951945080092 x 100 = -88.33%