-51.39% is the change from 901 to 438
Calculation steps:
[( 438 - 901 ) ÷ 901] x 100 = -51.39%
Formula
Percentage change = [(438 - 901) / 901] x 100
Subtract the new number by the original number
438 - 901 = -463
-463 ÷ 901 = -0.5138734739178691
-0.5138734739178691 x 100 = -51.39%