-56.73% is the change from 906 to 392
Calculation steps:
[( 392 - 906 ) ÷ 906] x 100 = -56.73%
Formula
Percentage change = [(392 - 906) / 906] x 100
Subtract the new number by the original number
392 - 906 = -514
-514 ÷ 906 = -0.5673289183222958
-0.5673289183222958 x 100 = -56.73%