-51.17% is the change from 897 to 438
Calculation steps:
[( 438 - 897 ) ÷ 897] x 100 = -51.17%
Formula
Percentage change = [(438 - 897) / 897] x 100
Subtract the new number by the original number
438 - 897 = -459
-459 ÷ 897 = -0.5117056856187291
-0.5117056856187291 x 100 = -51.17%