-36.91% is the change from 233 to 147
Calculation steps:
[( 147 - 233 ) ÷ 233] x 100 = -36.91%
Formula
Percentage change = [(147 - 233) / 233] x 100
Subtract the new number by the original number
147 - 233 = -86
-86 ÷ 233 = -0.36909871244635195
-0.36909871244635195 x 100 = -36.91%