-23.19% is the change from 332 to 255
Calculation steps:
[( 255 - 332 ) ÷ 332] x 100 = -23.19%
Formula
Percentage change = [(255 - 332) / 332] x 100
Subtract the new number by the original number
255 - 332 = -77
-77 ÷ 332 = -0.2319277108433735
-0.2319277108433735 x 100 = -23.19%