-51.66% is the change from 906 to 438
Calculation steps:
[( 438 - 906 ) ÷ 906] x 100 = -51.66%
Formula
Percentage change = [(438 - 906) / 906] x 100
Subtract the new number by the original number
438 - 906 = -468
-468 ÷ 906 = -0.5165562913907285
-0.5165562913907285 x 100 = -51.66%