-25.56% is the change from 313 to 233
Calculation steps:
[( 233 - 313 ) ÷ 313] x 100 = -25.56%
Formula
Percentage change = [(233 - 313) / 313] x 100
Subtract the new number by the original number
233 - 313 = -80
-80 ÷ 313 = -0.25559105431309903
-0.25559105431309903 x 100 = -25.56%