-12.89% is the change from 349 to 304
Calculation steps:
[( 304 - 349 ) ÷ 349] x 100 = -12.89%
Formula
Percentage change = [(304 - 349) / 349] x 100
Subtract the new number by the original number
304 - 349 = -45
-45 ÷ 349 = -0.12893982808022922
-0.12893982808022922 x 100 = -12.89%