-34.67% is the change from 349 to 228
Calculation steps:
[( 228 - 349 ) ÷ 349] x 100 = -34.67%
Formula
Percentage change = [(228 - 349) / 349] x 100
Subtract the new number by the original number
228 - 349 = -121
-121 ÷ 349 = -0.3467048710601719
-0.3467048710601719 x 100 = -34.67%