-29.46% is the change from 353 to 249
Calculation steps:
[( 249 - 353 ) ÷ 353] x 100 = -29.46%
Formula
Percentage change = [(249 - 353) / 353] x 100
Subtract the new number by the original number
249 - 353 = -104
-104 ÷ 353 = -0.29461756373937675
-0.29461756373937675 x 100 = -29.46%