-94.65% is the change from 243 to 13
Calculation steps:
[( 13 - 243 ) ÷ 243] x 100 = -94.65%
Formula
Percentage change = [(13 - 243) / 243] x 100
Subtract the new number by the original number
13 - 243 = -230
-230 ÷ 243 = -0.9465020576131687
-0.9465020576131687 x 100 = -94.65%