-51.27% is the change from 942 to 459
Calculation steps:
[( 459 - 942 ) ÷ 942] x 100 = -51.27%
Formula
Percentage change = [(459 - 942) / 942] x 100
Subtract the new number by the original number
459 - 942 = -483
-483 ÷ 942 = -0.5127388535031847
-0.5127388535031847 x 100 = -51.27%