-92.9% is the change from 183 to 13
Calculation steps:
[( 13 - 183 ) ÷ 183] x 100 = -92.9%
Formula
Percentage change = [(13 - 183) / 183] x 100
Subtract the new number by the original number
13 - 183 = -170
-170 ÷ 183 = -0.9289617486338798
-0.9289617486338798 x 100 = -92.9%