-57.08% is the change from 946 to 406
Calculation steps:
[( 406 - 946 ) ÷ 946] x 100 = -57.08%
Formula
Percentage change = [(406 - 946) / 946] x 100
Subtract the new number by the original number
406 - 946 = -540
-540 ÷ 946 = -0.5708245243128964
-0.5708245243128964 x 100 = -57.08%