-32.62% is the change from 233 to 157
Calculation steps:
[( 157 - 233 ) ÷ 233] x 100 = -32.62%
Formula
Percentage change = [(157 - 233) / 233] x 100
Subtract the new number by the original number
157 - 233 = -76
-76 ÷ 233 = -0.3261802575107296
-0.3261802575107296 x 100 = -32.62%