-92.97% is the change from 185 to 13
Calculation steps:
[( 13 - 185 ) ÷ 185] x 100 = -92.97%
Formula
Percentage change = [(13 - 185) / 185] x 100
Subtract the new number by the original number
13 - 185 = -172
-172 ÷ 185 = -0.9297297297297298
-0.9297297297297298 x 100 = -92.97%