-46.49% is the change from 912 to 488
Calculation steps:
[( 488 - 912 ) ÷ 912] x 100 = -46.49%
Formula
Percentage change = [(488 - 912) / 912] x 100
Subtract the new number by the original number
488 - 912 = -424
-424 ÷ 912 = -0.4649122807017544
-0.4649122807017544 x 100 = -46.49%