-30.15% is the change from 335 to 234
Calculation steps:
[( 234 - 335 ) ÷ 335] x 100 = -30.15%
Formula
Percentage change = [(234 - 335) / 335] x 100
Subtract the new number by the original number
234 - 335 = -101
-101 ÷ 335 = -0.30149253731343284
-0.30149253731343284 x 100 = -30.15%