-47.37% is the change from 912 to 480
Calculation steps:
[( 480 - 912 ) ÷ 912] x 100 = -47.37%
Formula
Percentage change = [(480 - 912) / 912] x 100
Subtract the new number by the original number
480 - 912 = -432
-432 ÷ 912 = -0.47368421052631576
-0.47368421052631576 x 100 = -47.37%