-55.15% is the change from 912 to 409
Calculation steps:
[( 409 - 912 ) ÷ 912] x 100 = -55.15%
Formula
Percentage change = [(409 - 912) / 912] x 100
Subtract the new number by the original number
409 - 912 = -503
-503 ÷ 912 = -0.5515350877192983
-0.5515350877192983 x 100 = -55.15%