-51.49% is the change from 940 to 456
Calculation steps:
[( 456 - 940 ) ÷ 940] x 100 = -51.49%
Formula
Percentage change = [(456 - 940) / 940] x 100
Subtract the new number by the original number
456 - 940 = -484
-484 ÷ 940 = -0.5148936170212766
-0.5148936170212766 x 100 = -51.49%