-24.62% is the change from 329 to 248
Calculation steps:
[( 248 - 329 ) ÷ 329] x 100 = -24.62%
Formula
Percentage change = [(248 - 329) / 329] x 100
Subtract the new number by the original number
248 - 329 = -81
-81 ÷ 329 = -0.24620060790273557
-0.24620060790273557 x 100 = -24.62%