-51.38% is the change from 903 to 439
Calculation steps:
[( 439 - 903 ) ÷ 903] x 100 = -51.38%
Formula
Percentage change = [(439 - 903) / 903] x 100
Subtract the new number by the original number
439 - 903 = -464
-464 ÷ 903 = -0.5138427464008859
-0.5138427464008859 x 100 = -51.38%