-20.94% is the change from 234 to 185
Calculation steps:
[( 185 - 234 ) ÷ 234] x 100 = -20.94%
Formula
Percentage change = [(185 - 234) / 234] x 100
Subtract the new number by the original number
185 - 234 = -49
-49 ÷ 234 = -0.2094017094017094
-0.2094017094017094 x 100 = -20.94%