-47.11% is the change from 484 to 256
Calculation steps:
[( 256 - 484 ) ÷ 484] x 100 = -47.11%
Formula
Percentage change = [(256 - 484) / 484] x 100
Subtract the new number by the original number
256 - 484 = -228
-228 ÷ 484 = -0.47107438016528924
-0.47107438016528924 x 100 = -47.11%