-49.26% is the change from 942 to 478
Calculation steps:
[( 478 - 942 ) ÷ 942] x 100 = -49.26%
Formula
Percentage change = [(478 - 942) / 942] x 100
Subtract the new number by the original number
478 - 942 = -464
-464 ÷ 942 = -0.49256900212314225
-0.49256900212314225 x 100 = -49.26%