-4.23% is the change from 946 to 906
Calculation steps:
[( 906 - 946 ) ÷ 946] x 100 = -4.23%
Formula
Percentage change = [(906 - 946) / 946] x 100
Subtract the new number by the original number
906 - 946 = -40
-40 ÷ 946 = -0.042283298097251586
-0.042283298097251586 x 100 = -4.23%