-33.04% is the change from 230 to 154
Calculation steps:
[( 154 - 230 ) ÷ 230] x 100 = -33.04%
Formula
Percentage change = [(154 - 230) / 230] x 100
Subtract the new number by the original number
154 - 230 = -76
-76 ÷ 230 = -0.33043478260869563
-0.33043478260869563 x 100 = -33.04%