-33.9% is the change from 354 to 234
Calculation steps:
[( 234 - 354 ) ÷ 354] x 100 = -33.9%
Formula
Percentage change = [(234 - 354) / 354] x 100
Subtract the new number by the original number
234 - 354 = -120
-120 ÷ 354 = -0.3389830508474576
-0.3389830508474576 x 100 = -33.9%