-94.56% is the change from 239 to 13
Calculation steps:
[( 13 - 239 ) ÷ 239] x 100 = -94.56%
Formula
Percentage change = [(13 - 239) / 239] x 100
Subtract the new number by the original number
13 - 239 = -226
-226 ÷ 239 = -0.9456066945606695
-0.9456066945606695 x 100 = -94.56%