-27.27% is the change from 352 to 256
Calculation steps:
[( 256 - 352 ) ÷ 352] x 100 = -27.27%
Formula
Percentage change = [(256 - 352) / 352] x 100
Subtract the new number by the original number
256 - 352 = -96
-96 ÷ 352 = -0.2727272727272727
-0.2727272727272727 x 100 = -27.27%