-55.12% is the change from 976 to 438
Calculation steps:
[( 438 - 976 ) ÷ 976] x 100 = -55.12%
Formula
Percentage change = [(438 - 976) / 976] x 100
Subtract the new number by the original number
438 - 976 = -538
-538 ÷ 976 = -0.5512295081967213
-0.5512295081967213 x 100 = -55.12%