-47.24% is the change from 906 to 478
Calculation steps:
[( 478 - 906 ) ÷ 906] x 100 = -47.24%
Formula
Percentage change = [(478 - 906) / 906] x 100
Subtract the new number by the original number
478 - 906 = -428
-428 ÷ 906 = -0.47240618101545256
-0.47240618101545256 x 100 = -47.24%