-45.83% is the change from 24 to 13
Calculation steps:
[( 13 - 24 ) ÷ 24] x 100 = -45.83%
Formula
Percentage change = [(13 - 24) / 24] x 100
Subtract the new number by the original number
13 - 24 = -11
-11 ÷ 24 = -0.4583333333333333
-0.4583333333333333 x 100 = -45.83%