-51.44% is the change from 902 to 438
Calculation steps:
[( 438 - 902 ) ÷ 902] x 100 = -51.44%
Formula
Percentage change = [(438 - 902) / 902] x 100
Subtract the new number by the original number
438 - 902 = -464
-464 ÷ 902 = -0.5144124168514412
-0.5144124168514412 x 100 = -51.44%