-55.84% is the change from 951 to 420
Calculation steps:
[( 420 - 951 ) ÷ 951] x 100 = -55.84%
Formula
Percentage change = [(420 - 951) / 951] x 100
Subtract the new number by the original number
420 - 951 = -531
-531 ÷ 951 = -0.5583596214511041
-0.5583596214511041 x 100 = -55.84%