-46.6% is the change from 912 to 487
Calculation steps:
[( 487 - 912 ) ÷ 912] x 100 = -46.6%
Formula
Percentage change = [(487 - 912) / 912] x 100
Subtract the new number by the original number
487 - 912 = -425
-425 ÷ 912 = -0.46600877192982454
-0.46600877192982454 x 100 = -46.6%