-57.28% is the change from 906 to 387
Calculation steps:
[( 387 - 906 ) ÷ 906] x 100 = -57.28%
Formula
Percentage change = [(387 - 906) / 906] x 100
Subtract the new number by the original number
387 - 906 = -519
-519 ÷ 906 = -0.5728476821192053
-0.5728476821192053 x 100 = -57.28%