-55.52% is the change from 906 to 403
Calculation steps:
[( 403 - 906 ) ÷ 906] x 100 = -55.52%
Formula
Percentage change = [(403 - 906) / 906] x 100
Subtract the new number by the original number
403 - 906 = -503
-503 ÷ 906 = -0.5551876379690949
-0.5551876379690949 x 100 = -55.52%